diff --git a/runtime/base/base.Dockerfile b/runtime/base/base.Dockerfile
index fbcae2ba7..e3fcd97ff 100644
--- a/runtime/base/base.Dockerfile
+++ b/runtime/base/base.Dockerfile
@@ -275,7 +275,7 @@ RUN set -xe; \
 #   - zlib
 # Needed by:
 #   - php
-ENV VERSION_XML2=2.11.4
+ENV VERSION_XML2=2.11.5
 ENV XML2_BUILD_DIR=${BUILD_DIR}/xml2
 
 RUN set -xe; \