diff --git a/Dockerfile.fat b/Dockerfile.fat
index 2cc2d2133..8855be6c0 100644
--- a/Dockerfile.fat
+++ b/Dockerfile.fat
@@ -1,5 +1,5 @@
 # Build the application
-FROM gradle:8.12-jdk21 AS build
+FROM gradle:8.13-jdk21 AS build
 
 COPY build.gradle .
 COPY settings.gradle .