diff --git a/base/binaryplatforms.jl b/base/binaryplatforms.jl
index 1d01fcf2d202f..c2f019c4d4eea 100644
--- a/base/binaryplatforms.jl
+++ b/base/binaryplatforms.jl
@@ -822,8 +822,9 @@ function parse_dl_name_version(path::String, os::String=_this_os_name())
     local dlregex
     # Keep this up to date with _this_os_name
     if os == "windows"
-        # On Windows, libraries look like `libnettle-6.dll`
-        dlregex = r"^(.*?)(?:-((?:[\.\d]+)*))?\.dll$"sa
+        # On Windows, libraries look like `libnettle-6.dll`.
+        # Stay case-insensitive, the suffix might be `.DLL`.
+        dlregex = r"^(.*?)(?:-((?:[\.\d]+)*))?\.dll$"isa
     elseif os == "macos"
         # On OSX, libraries look like `libnettle.6.3.dylib`
         dlregex = r"^(.*?)((?:\.[\d]+)*)\.dylib$"sa
diff --git a/deps/checksums/libgit2 b/deps/checksums/libgit2
index c1906c995cc73..2339d381a7079 100644
--- a/deps/checksums/libgit2
+++ b/deps/checksums/libgit2
@@ -1,38 +1,38 @@
-LibGit2.v1.9.0+0.aarch64-apple-darwin.tar.gz/md5/1e22c2cf3e6003addd9bf16026ac4a06
-LibGit2.v1.9.0+0.aarch64-apple-darwin.tar.gz/sha512/78d5e5d246534164e1d70cf69dea273bbb8386df24c13fc3c3571762df15f2714307e7ff4cae6f977eee9def121c94cfe33cfcd44a60905a8161d65d17565e90
-LibGit2.v1.9.0+0.aarch64-linux-gnu.tar.gz/md5/70bfe9da256442ea2c295a016a89d3b9
-LibGit2.v1.9.0+0.aarch64-linux-gnu.tar.gz/sha512/14916a5521aa1281b443e61beee2573bc55b76d88810a3bec8bdea677d95763da82f1a527975cdabcdaa213e69aa1640201a03656bdb505b886906795aad0c74
-LibGit2.v1.9.0+0.aarch64-linux-musl.tar.gz/md5/62f6e885de29a345cc5ee3e773c74471
-LibGit2.v1.9.0+0.aarch64-linux-musl.tar.gz/sha512/09e793209505ea954e608c609138b8865d8a1630340fa8ff032a55234bfb8277d2c3c31f26048ae4993bf8c3d8f165abd0b4ccd80526c61efca0807f634572df
-LibGit2.v1.9.0+0.aarch64-unknown-freebsd.tar.gz/md5/6fcba6e43265aa7a1ea5bba85977d622
-LibGit2.v1.9.0+0.aarch64-unknown-freebsd.tar.gz/sha512/34b836d3c22436e74963141dbe1f9372cb7ee695ebb2054ee0af1353d4401e1dfb855e91341a1d06a24ce18d57caaa3aa1e2bc7063000fa4f9be40130eb6ff95
-LibGit2.v1.9.0+0.armv6l-linux-gnueabihf.tar.gz/md5/75ede2c2c7312adf06a2a9859cd6310f
-LibGit2.v1.9.0+0.armv6l-linux-gnueabihf.tar.gz/sha512/9de567bee3aad33eebac51ad5b57b4fefaa4b778ce8510b2524a55cd223bfaf3051fd48c8713741e799d1464b308469580716dcb847a6eb97fd632727ca22a7d
-LibGit2.v1.9.0+0.armv6l-linux-musleabihf.tar.gz/md5/e5341f0c76c89273c465cb43cbf0f284
-LibGit2.v1.9.0+0.armv6l-linux-musleabihf.tar.gz/sha512/1029d47c82ce20223b1c108da77a1a32ef0b91b9645040c1d941e7abdd161011736a81f4ad25006b32d83d4c07c548fcf1c8a3326cf3cb91d56fd443e2e9ced7
-LibGit2.v1.9.0+0.armv7l-linux-gnueabihf.tar.gz/md5/03191a1c4ff1c1ae764092b26c941783
-LibGit2.v1.9.0+0.armv7l-linux-gnueabihf.tar.gz/sha512/6bb113c722b550fb28fc84033a3a38565ed5305a7fa193eeb4949b979fcf4599b84c748f50dad2ad47481827138a6e405eaf727f719d219984a809088bbb2948
-LibGit2.v1.9.0+0.armv7l-linux-musleabihf.tar.gz/md5/1678d6e57aa887963b27917c884cbf36
-LibGit2.v1.9.0+0.armv7l-linux-musleabihf.tar.gz/sha512/52590e9ca4118e0dec70191353b2c76155363df77df6c0bb5741dfb3f333539a8ad75339796748a744c342b51c15869726cfe9bbf6ca78d524e7d2ccce4a4622
-LibGit2.v1.9.0+0.i686-linux-gnu.tar.gz/md5/3fc50746cb80e0455f8e7c7622cd433a
-LibGit2.v1.9.0+0.i686-linux-gnu.tar.gz/sha512/20c97e1a816456267a16759378a5e968e6bca122d1e0dc7cc282cad2bf2a8e3929e90373752065d91dfb6688e39ac6db660d9bdbb3277f1b9cb04b5d3f46fd8c
-LibGit2.v1.9.0+0.i686-linux-musl.tar.gz/md5/fadb5e051e3b21e68a61b2a3049f65c7
-LibGit2.v1.9.0+0.i686-linux-musl.tar.gz/sha512/369c8c64df89149e9ed600028c1ac96db24e7b2c1977146667b8aeba93aa7a3b4787a49734411448680654188ece33e740fa475108b80b876a5082edad722925
-LibGit2.v1.9.0+0.i686-w64-mingw32.tar.gz/md5/610da247e41070b73e71df7e41267846
-LibGit2.v1.9.0+0.i686-w64-mingw32.tar.gz/sha512/d5b61c885133e3002e48e0fc37ceed0bfeef070e8fc6b2d78ec5f3069ad80966ea5b3a2b3aeae1ca478e9a2f839309fd67c3a186ecf751f4642ff4cb4ca3cb38
-LibGit2.v1.9.0+0.powerpc64le-linux-gnu.tar.gz/md5/f05f5f07de55fd297c564b6cd4e54747
-LibGit2.v1.9.0+0.powerpc64le-linux-gnu.tar.gz/sha512/57b740ca3ef6b18994386d74f1cf39c97c1f58f5a63e749c1a0dcef8c43a915f13cc093a8e1d06cef1d1c60cf484ba0e38d20a96344df69dfc997daa63ee1137
-LibGit2.v1.9.0+0.riscv64-linux-gnu.tar.gz/md5/b043226b10e5cbbe4914be3392f5bf72
-LibGit2.v1.9.0+0.riscv64-linux-gnu.tar.gz/sha512/a580795dd9a7ee237cd1d51d55f5079588686b1adfe391a017de743946e1bd4e7d5e4f8b79a6f84f0ce165733ca1b67ea740d06fa18547c29616df2f73e3f289
-LibGit2.v1.9.0+0.x86_64-apple-darwin.tar.gz/md5/bad8607d4997ef82cd43edfc7579d0fb
-LibGit2.v1.9.0+0.x86_64-apple-darwin.tar.gz/sha512/c7359d79949a6727973b1df2264b672bfcd1617b6d4c74d281ef70ac93bcadfe47f99f7a5d031eed36b65077668ba12f2b31bbe6d491542b6938816659070317
-LibGit2.v1.9.0+0.x86_64-linux-gnu.tar.gz/md5/21e5fd214a6358f643477973c22ec70c
-LibGit2.v1.9.0+0.x86_64-linux-gnu.tar.gz/sha512/9e68cb6d25d85ad272fcb0d77deedce2daa9c62d7ce2fd7e9221647d021aa00e372f490ad29211d7ca2b5ddefb4addcc4733e25e3df038aaf26fe3cb269d8f56
-LibGit2.v1.9.0+0.x86_64-linux-musl.tar.gz/md5/e9ad320825b22ee378b33856ca266b12
-LibGit2.v1.9.0+0.x86_64-linux-musl.tar.gz/sha512/bd33b4d31a7622a0440bd0979ecc7bbdef7ba7a52bfc911f880c9430d57d2b9ea1c6c4e57697b5a2b63c2e00e07673b3dad6feac056a4f345ed6e3b0ef7aef77
-LibGit2.v1.9.0+0.x86_64-unknown-freebsd.tar.gz/md5/501c63c8810616e6764ff80c23fff0b5
-LibGit2.v1.9.0+0.x86_64-unknown-freebsd.tar.gz/sha512/109e5676899ba6992a68fcff6d7503f49cc3b748b4b0faffcf951f318f9730e242914b57a7848111e229642070fdbce29bc181cbc79ac2e794c6ef489bb27293
-LibGit2.v1.9.0+0.x86_64-w64-mingw32.tar.gz/md5/4e76fa8356407a7065b50298817ad462
-LibGit2.v1.9.0+0.x86_64-w64-mingw32.tar.gz/sha512/01204b29ff2f90a9204d2e91fb7d48a3b6bea008a77984e3e67423a04f630690073d648a7200168809999aa5885fa6035c5b099256724b0379229c257ef19b9f
-libgit2-338e6fb681369ff0537719095e22ce9dc602dbf0.tar.gz/md5/0ce4a212921ef1752ea057a3be45e384
-libgit2-338e6fb681369ff0537719095e22ce9dc602dbf0.tar.gz/sha512/4eb018a85a59c6ac0514f09f19a40813d8a4bc5ea230bf54897aa2ef5f584796e8c680a27ac68985a3457e1ea1f554ba4af803b430d67a9065cf51ff317d7a89
+LibGit2.v1.9.1+0.aarch64-apple-darwin.tar.gz/md5/1281d4cfc44ab26054b83355a053c42b
+LibGit2.v1.9.1+0.aarch64-apple-darwin.tar.gz/sha512/d4040d56c588333c222d66488944c2988a3ed1bb096ffe2bac67061b0ce20c44c5a803741fdc53a14a2523d0bd3fe5b3a6f247b0c366d0d3676c48bac44d3c05
+LibGit2.v1.9.1+0.aarch64-linux-gnu.tar.gz/md5/b2571cd9b20a307fc12c9d7979f42e81
+LibGit2.v1.9.1+0.aarch64-linux-gnu.tar.gz/sha512/52a2301f1311a8fb3c091b158e99d29267175156979779896d346cff5a5dac8b784f113793ca86bbd41f92c937c4eb64b8b8238df55ae95a6b1320cc3455b379
+LibGit2.v1.9.1+0.aarch64-linux-musl.tar.gz/md5/b53fa9546706075f41cf12c39c4969ed
+LibGit2.v1.9.1+0.aarch64-linux-musl.tar.gz/sha512/9d818007520f1780eff4d0b6b2d8c7c1fc09763f36280b55d3795895dfa908d87db1699e9dc265162f831b9b1f03879cd187c020f8082c77eda57320eca14ff0
+LibGit2.v1.9.1+0.aarch64-unknown-freebsd.tar.gz/md5/5975e2abf13b3cefbc8cfd3d1d24a956
+LibGit2.v1.9.1+0.aarch64-unknown-freebsd.tar.gz/sha512/05337be9595c5d94816d168cf245289f2c7b2717c49ea000ba872b582c919b327be3a8cfa877eaf7c541a38897db3f57e11a8f49df9b9bfbf8f3110b39389e0e
+LibGit2.v1.9.1+0.armv6l-linux-gnueabihf.tar.gz/md5/a4de1b1a529f130d85a75b56f82551e8
+LibGit2.v1.9.1+0.armv6l-linux-gnueabihf.tar.gz/sha512/cfdb3aef71f88405e7ec3c31df1f84617ad01dd227d0d6dde9a7dcd5e4a59590437f4ae90b91b63ab14a5716b366e554ed8d2e403eca2bcc9f4a3f7b813d3df3
+LibGit2.v1.9.1+0.armv6l-linux-musleabihf.tar.gz/md5/6a5deeaf7dc9f4352dc018df12c1ec61
+LibGit2.v1.9.1+0.armv6l-linux-musleabihf.tar.gz/sha512/cec900743c68c1b2580d21e51abe1852ae44ecadd682e48300d0b656ce955f71c4706c1462c35d301e331d79c37330bb4abface88709dee8b4154d1b65ea1217
+LibGit2.v1.9.1+0.armv7l-linux-gnueabihf.tar.gz/md5/90d0cab30f58b6e1d75b006c12f3ce0f
+LibGit2.v1.9.1+0.armv7l-linux-gnueabihf.tar.gz/sha512/735174f87677795e313b8338a50f97ce438058386ff594ae91f7b8bed3085e8579c4da5e305e3e70821e30cbf6d878deb1c161b695b1f19f58bc924663bf2949
+LibGit2.v1.9.1+0.armv7l-linux-musleabihf.tar.gz/md5/56c495c7cd018e3942ee5879d0e397fe
+LibGit2.v1.9.1+0.armv7l-linux-musleabihf.tar.gz/sha512/2ea7cafb587c2f2f693789f37c1962fdcd7d4815b064e676c876178f42f8dab400a91d48767bbfd1758646174bf060cad2978cd0cc74fa810955acb1e96b6ba0
+LibGit2.v1.9.1+0.i686-linux-gnu.tar.gz/md5/d8fd641059379d0a153aefc806adc12a
+LibGit2.v1.9.1+0.i686-linux-gnu.tar.gz/sha512/bbe3b2903c981037d71d841a1376d744068a5f1ac9d476f833e3f31d7c22284d35262f04ce0fd885d63102c0bb68558e29ec2743adafa6dc618b13b061be402a
+LibGit2.v1.9.1+0.i686-linux-musl.tar.gz/md5/c7e31adcdb6735e4a658e8c75d5cf213
+LibGit2.v1.9.1+0.i686-linux-musl.tar.gz/sha512/1f1ec4a3f1cbe14ff1b94ddb1d4c693b0fefec4bff51ab18920ed84eb12406d778af624baebf75a82c6411540cb62bbd3e00d975b38281a7ef51d7b7cfe255ff
+LibGit2.v1.9.1+0.i686-w64-mingw32.tar.gz/md5/d28b2507115bcbceab8fe2c1a3141e72
+LibGit2.v1.9.1+0.i686-w64-mingw32.tar.gz/sha512/42d3ba8a06207dbe4a9862981f18a08c77fbf7eb0da047b2631d4cc46352e6403c8016fa6490b6732165c8286e341bd167f1d4953a77607102fceec276f37eed
+LibGit2.v1.9.1+0.powerpc64le-linux-gnu.tar.gz/md5/ef21df7cd15d2eb71e9b1ed00d30a008
+LibGit2.v1.9.1+0.powerpc64le-linux-gnu.tar.gz/sha512/1b6b76d098d1b3bb48ece5c95b529e067b815aa95115f8df604a9169ed243d8b1b1c86598425f34193dce594dba19d7094ae95860ad7fed723d891df3cbf53c1
+LibGit2.v1.9.1+0.riscv64-linux-gnu.tar.gz/md5/52eb7e4c1057c704a5abf4a3526ff6f9
+LibGit2.v1.9.1+0.riscv64-linux-gnu.tar.gz/sha512/1d1378143ca1f1cb61335785b6d7db655d00da721ba5a5837c735b3dbd2a5be3207ee1e8bd2cfbcbd08e41f8aa61c028335affad7854cfe499b0210b5642c124
+LibGit2.v1.9.1+0.x86_64-apple-darwin.tar.gz/md5/a571908803d937204a84d0418c49284e
+LibGit2.v1.9.1+0.x86_64-apple-darwin.tar.gz/sha512/bc3f19cc22889f7d082363274e6fd70487e0e5c1c0e156098d6f4f1350b78b327f8d7891f3c5c476628e85649a44ef0b2ec51899afa8721fbb26363fd52c1586
+LibGit2.v1.9.1+0.x86_64-linux-gnu.tar.gz/md5/9823d346d9cfebb7d14f537e7d4f66da
+LibGit2.v1.9.1+0.x86_64-linux-gnu.tar.gz/sha512/5ac7a780861907554e3586ec2bd2109603af93ef3a6a3d8a9746af65013d3d745f00289dd24312b6b6bbe6154f0e66fd7925e4907873e712f3e765b960a36771
+LibGit2.v1.9.1+0.x86_64-linux-musl.tar.gz/md5/d12787cdb2407c9668dd1c9fe5cef246
+LibGit2.v1.9.1+0.x86_64-linux-musl.tar.gz/sha512/d7b0a08bc154639ca0c3f12ebf3b5d1725edc45a177ac27e91abb83add19c3e3b2c414c955477d9ace6ceeddb5e1f7257a56baccee8134812b5d47932162089c
+LibGit2.v1.9.1+0.x86_64-unknown-freebsd.tar.gz/md5/0aecfa9999032119fe0ee6aee13a55c1
+LibGit2.v1.9.1+0.x86_64-unknown-freebsd.tar.gz/sha512/b2b42ff038abf32fb4e3c15d4b4760578410218685fcd2761c91efb366d5430e2dcad267f51c28205040b2714dbe91aaa060742ac66b77690744367de14484d7
+LibGit2.v1.9.1+0.x86_64-w64-mingw32.tar.gz/md5/d610537c9abd49eec7d861c814226c2d
+LibGit2.v1.9.1+0.x86_64-w64-mingw32.tar.gz/sha512/5bea03406ef4d2bf89bd82fa6cdd8fa52fb3cc6efdc7e5016a1e3a33e60603be23f867630d7a5b14d2fe435fcade5229e10067a86945a5e46abaa20ce1f7d9dd
+libgit2-0060d9cf5666f015b1067129bd874c6cc4c9c7ac.tar.gz/md5/904b3287acfbd1098a447e50b957f76d
+libgit2-0060d9cf5666f015b1067129bd874c6cc4c9c7ac.tar.gz/sha512/e3f49faa709456d506993328177226932e3673fce3cf9ac0d0b0063206aa9ce0a6d780348c35f5ad28f59ae50f777c9f4fa54ec35af04582742cf7e36af09b56
diff --git a/deps/jlutilities/documenter/Manifest.toml b/deps/jlutilities/documenter/Manifest.toml
index 594ef1b3d17f9..55ff511a39daa 100644
--- a/deps/jlutilities/documenter/Manifest.toml
+++ b/deps/jlutilities/documenter/Manifest.toml
@@ -124,9 +124,9 @@ uuid = "76f85450-5226-5b5a-8eaa-529ad045b433"
 version = "1.11.0"
 
 [[deps.LibGit2_jll]]
-deps = ["Artifacts", "LibSSH2_jll", "Libdl", "OpenSSL_jll"]
+deps = ["Artifacts", "LibSSH2_jll", "Libdl", "OpenSSL_jll", "PCRE2_jll", "Zlib_jll"]
 uuid = "e37daf67-58a4-590a-8e99-b0245dd2ffc5"
-version = "1.9.0+0"
+version = "1.9.1+0"
 
 [[deps.LibSSH2_jll]]
 deps = ["Artifacts", "Libdl", "OpenSSL_jll", "Zlib_jll"]
diff --git a/deps/jlutilities/revise/Manifest.toml b/deps/jlutilities/revise/Manifest.toml
index bfc8483f487e3..27ea36fc31de4 100644
--- a/deps/jlutilities/revise/Manifest.toml
+++ b/deps/jlutilities/revise/Manifest.toml
@@ -44,9 +44,9 @@ uuid = "76f85450-5226-5b5a-8eaa-529ad045b433"
 version = "1.11.0"
 
 [[deps.LibGit2_jll]]
-deps = ["Artifacts", "LibSSH2_jll", "Libdl", "OpenSSL_jll"]
+deps = ["Artifacts", "LibSSH2_jll", "Libdl", "OpenSSL_jll", "PCRE2_jll", "Zlib_jll"]
 uuid = "e37daf67-58a4-590a-8e99-b0245dd2ffc5"
-version = "1.9.0+0"
+version = "1.9.1+0"
 
 [[deps.LibSSH2_jll]]
 deps = ["Artifacts", "Libdl", "OpenSSL_jll", "Zlib_jll"]
diff --git a/deps/libgit2.mk b/deps/libgit2.mk
index d051da9df6a35..a6affb3897110 100644
--- a/deps/libgit2.mk
+++ b/deps/libgit2.mk
@@ -13,7 +13,15 @@ ifeq ($(USE_SYSTEM_OPENSSL), 0)
 $(BUILDDIR)/$(LIBGIT2_SRC_DIR)/build-configured: | $(build_prefix)/manifest/openssl
 endif
 
-LIBGIT2_OPTS := $(CMAKE_COMMON) -DCMAKE_BUILD_TYPE=Release -DUSE_THREADS=ON -DUSE_BUNDLED_ZLIB=ON -DUSE_SSH=ON -DBUILD_CLI=OFF
+ifeq ($(USE_SYSTEM_PCRE), 0)
+$(BUILDDIR)/$(LIBGIT2_SRC_DIR)/build-configured: | $(build_prefix)/manifest/pcre
+endif
+
+ifeq ($(USE_SYSTEM_ZLIB), 0)
+$(BUILDDIR)/$(LIBGIT2_SRC_DIR)/build-configured: | $(build_prefix)/manifest/zlib
+endif
+
+LIBGIT2_OPTS := $(CMAKE_COMMON) -DCMAKE_BUILD_TYPE=Release -DUSE_THREADS=ON -DUSE_BUNDLED_ZLIB=OFF -DUSE_SSH=ON -DREGEX_BACKEND=pcre2 -DBUILD_CLI=OFF
 ifeq ($(OS),WINNT)
 LIBGIT2_OPTS += -DWIN32=ON -DMINGW=ON
 ifeq ($(USE_SYSTEM_LIBSSH2), 0)
@@ -42,10 +50,6 @@ ifneq (,$(findstring $(OS),Linux FreeBSD OpenBSD))
 LIBGIT2_OPTS += -DUSE_HTTPS="OpenSSL" -DUSE_SHA1="CollisionDetection" -DCMAKE_INSTALL_RPATH="\$$ORIGIN"
 endif
 
-# use the bundled distribution of libpcre. we should consider linking against the
-# pcre2 library we're building anyway, but this is currently how Yggdrasil does it.
-LIBGIT2_OPTS += -DREGEX_BACKEND="builtin"
-
 LIBGIT2_SRC_PATH := $(SRCCACHE)/$(LIBGIT2_SRC_DIR)
 
 $(BUILDDIR)/$(LIBGIT2_SRC_DIR)/build-configured: $(LIBGIT2_SRC_PATH)/source-extracted
diff --git a/deps/libgit2.version b/deps/libgit2.version
index ffba640e3b24e..71cea3aa9dd7b 100644
--- a/deps/libgit2.version
+++ b/deps/libgit2.version
@@ -3,8 +3,8 @@
 LIBGIT2_JLL_NAME := LibGit2
 
 ## source build
-LIBGIT2_BRANCH=v1.9.0
-LIBGIT2_SHA1=338e6fb681369ff0537719095e22ce9dc602dbf0
+LIBGIT2_BRANCH=v1.9.1
+LIBGIT2_SHA1=0060d9cf5666f015b1067129bd874c6cc4c9c7ac
 
 ## Other deps
 # Specify the version of the Mozilla CA Certificate Store to obtain.
diff --git a/stdlib/LibGit2_jll/Project.toml b/stdlib/LibGit2_jll/Project.toml
index 1b78c6d6b4877..960e0e1d7c16b 100644
--- a/stdlib/LibGit2_jll/Project.toml
+++ b/stdlib/LibGit2_jll/Project.toml
@@ -1,10 +1,12 @@
 name = "LibGit2_jll"
 uuid = "e37daf67-58a4-590a-8e99-b0245dd2ffc5"
-version = "1.9.0+0"
+version = "1.9.1+0"
 
 [deps]
 OpenSSL_jll = "458c3c95-2e84-50aa-8efc-19380b2a3a95"
 LibSSH2_jll = "29816b5a-b9ab-546f-933c-edad1886dfa8"
+PCRE2_jll = "efcefdf7-47ab-520b-bdef-62a2eaa19f15"
+Zlib_jll = "83775a58-1f1d-513f-b197-d71354ab007a"
 Libdl = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
 Artifacts = "56f22d72-fd6d-98f1-02f0-08ddc0907c33"
 CompilerSupportLibraries_jll = "e66e0078-7015-5450-92f7-15fbd957f2ae"
diff --git a/stdlib/LibGit2_jll/src/LibGit2_jll.jl b/stdlib/LibGit2_jll/src/LibGit2_jll.jl
index 53663f1105220..350ed85a503f7 100644
--- a/stdlib/LibGit2_jll/src/LibGit2_jll.jl
+++ b/stdlib/LibGit2_jll/src/LibGit2_jll.jl
@@ -3,7 +3,7 @@
 ## dummy stub for https://github.com/JuliaBinaryWrappers/LibGit2_jll.jl
 
 baremodule LibGit2_jll
-using Base, Libdl, LibSSH2_jll
+using Base, Libdl, LibSSH2_jll, PCRE2_jll, Zlib_jll
 if !(Sys.iswindows() || Sys.isapple())
     using OpenSSL_jll
 end
@@ -33,14 +33,14 @@ const libgit2 = LazyLibrary(
     end;
     dependencies = if Sys.iswindows()
         if Sys.WORD_SIZE == 32
-            LazyLibrary[libssh2, libgcc_s]
+            LazyLibrary[libssh2, libgcc_s, libpcre2_8, libz]
         else
-            LazyLibrary[libssh2]
+            LazyLibrary[libssh2, libpcre2_8, libz]
         end
     elseif Sys.isfreebsd() || Sys.islinux()
-        LazyLibrary[libssh2, libssl, libcrypto]
+        LazyLibrary[libssh2, libssl, libcrypto, libpcre2_8, libz]
     else
-        LazyLibrary[libssh2]
+        LazyLibrary[libssh2, libpcre2_8, libz]
     end
 )
 
diff --git a/stdlib/LibGit2_jll/test/runtests.jl b/stdlib/LibGit2_jll/test/runtests.jl
index 06edefe335a2f..a971c1e8aa402 100644
--- a/stdlib/LibGit2_jll/test/runtests.jl
+++ b/stdlib/LibGit2_jll/test/runtests.jl
@@ -7,5 +7,5 @@ using Test, Libdl, LibGit2_jll
     minor = Ref{Cint}(0)
     patch = Ref{Cint}(0)
     @test ccall((:git_libgit2_version, libgit2), Cint, (Ref{Cint}, Ref{Cint}, Ref{Cint}), major, minor, patch) == 0
-    @test VersionNumber(major[], minor[], patch[]) == v"1.9.0"
+    @test VersionNumber(major[], minor[], patch[]) == v"1.9.1"
 end
diff --git a/stdlib/Manifest.toml b/stdlib/Manifest.toml
index 81a638cba72de..894a672ae2d96 100644
--- a/stdlib/Manifest.toml
+++ b/stdlib/Manifest.toml
@@ -101,9 +101,9 @@ uuid = "76f85450-5226-5b5a-8eaa-529ad045b433"
 version = "1.11.0"
 
 [[deps.LibGit2_jll]]
-deps = ["Artifacts", "CompilerSupportLibraries_jll", "LibSSH2_jll", "Libdl", "OpenSSL_jll"]
+deps = ["Artifacts", "CompilerSupportLibraries_jll", "LibSSH2_jll", "Libdl", "OpenSSL_jll", "PCRE2_jll", "Zlib_jll"]
 uuid = "e37daf67-58a4-590a-8e99-b0245dd2ffc5"
-version = "1.9.0+0"
+version = "1.9.1+0"
 
 [[deps.LibSSH2_jll]]
 deps = ["Artifacts", "CompilerSupportLibraries_jll", "Libdl", "OpenSSL_jll", "Zlib_jll"]
@@ -118,7 +118,7 @@ version = "2.0.1+20"
 [[deps.LibUnwind_jll]]
 deps = ["Artifacts", "CompilerSupportLibraries_jll", "Libdl", "Zlib_jll"]
 uuid = "745a5e78-f969-53e9-954f-d19f2f74f4e3"
-version = "1.8.1+2"
+version = "1.8.2+0"
 
 [[deps.Libdl]]
 uuid = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
diff --git a/test/stdlib_dependencies.jl b/test/stdlib_dependencies.jl
index 9d0f6d7c05524..0af7d02f6e6a3 100644
--- a/test/stdlib_dependencies.jl
+++ b/test/stdlib_dependencies.jl
@@ -220,6 +220,19 @@ try
                     missing_deps = setdiff(real_lib_deps, lazy_lib_deps)
                     extraneous_deps = setdiff(lazy_lib_deps, real_lib_deps)
 
+                    # The library name is `libpcre2-8`, with a dash in
+                    # its name. That works fine on Unix. On Windows, a
+                    # suffix starting with a dash denotes the
+                    # library's soversion. So we think (on Windows)
+                    # that this is the library `libpcre2`, soversion
+                    # 8, and things don't match.
+                    if Sys.iswindows()
+                        if "libpcre2-8" in missing_deps && "libpcre2" in extraneous_deps
+                            missing_deps = setdiff(missing_deps, ["libpcre2-8"])
+                            extraneous_deps = setdiff(extraneous_deps, ["libpcre2"])
+                        end
+                    end
+
                     # We expect there to be no missing or extraneous deps
                     deps_mismatch = !isempty(missing_deps) || !isempty(extraneous_deps)