diff --git a/images/ci-prune-buildcache/requirements.txt b/images/ci-prune-buildcache/requirements.txt
index 559de8c0d..5a19c86e3 100644
--- a/images/ci-prune-buildcache/requirements.txt
+++ b/images/ci-prune-buildcache/requirements.txt
@@ -7,7 +7,7 @@ charset-normalizer==3.4.4
 colorama==0.4.6
 cryptography==49.0.0
 docutils==0.19
-idna==3.11
+idna==3.15
 jmespath==1.0.1
 pyasn1==0.6.1
 pycparser==3.0