diff --git a/tools/refdiff/Dockerfile b/tools/refdiff/Dockerfile
index 55f23a3..c373693 100644
--- a/tools/refdiff/Dockerfile
+++ b/tools/refdiff/Dockerfile
@@ -1,4 +1,4 @@
-FROM gradle:8.6.0-jdk21 AS builder
+FROM gradle:8.7.0-jdk21 AS builder
 
 WORKDIR /work