diff --git a/requirements/clustering_test.txt b/requirements/clustering_test.txt
index 75b7aace1e4..4336b195ebb 100644
--- a/requirements/clustering_test.txt
+++ b/requirements/clustering_test.txt
@@ -1,4 +1,4 @@
 # NOTE: the upper bound for the package version is only set for CI stability, and it is dropped while installing this package
 #  in case you want to preserve/enforce restrictions on the latest compatible version, add "strict" as an in-line comment
 
-aeon >= 1.0.0, < 1.3.0; python_version >"3.10"  # cluster accuracy
+aeon >= 1.0.0, < 1.4.0; python_version >"3.10"  # cluster accuracy