diff --git a/src/integrators/aov.cpp b/src/integrators/aov.cpp
index 0c6455f04..23277fbfc 100644
--- a/src/integrators/aov.cpp
+++ b/src/integrators/aov.cpp
@@ -318,6 +318,7 @@ class AOVIntegrator final : public SamplingIntegrator<Float, Spectrum> {
                     break;
 
                 case AOVType::dUVdy:
+                    si.compute_uv_partials(ray);
                     *aovs++ = si.duv_dy.x();
                     *aovs++ = si.duv_dy.y();
                     break;