diff --git a/.github/renovate.json5 b/.github/renovate.json5
index 9731e63d..120b680c 100644
--- a/.github/renovate.json5
+++ b/.github/renovate.json5
@@ -58,6 +58,7 @@
         '(?<currentValue>\\d+) # renovate: datasource=java-version',
       ],
       depNameTemplate: 'java',
+      extractVersionTemplate: '^(?<version>\\d+)',
     },
   ],
 }