diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 972e6638..cab99544 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,11 +15,11 @@ jobs:
       matrix:
         include:
           - ruby: "3.3"
-            redmine: "6.0.3"
+            redmine: "6.0.4"
           - ruby: "3.2"
-            redmine: "6.0.3"
+            redmine: "6.0.4"
           - ruby: "3.1"
-            redmine: "6.0.3"
+            redmine: "6.0.4"
       fail-fast: false
 
     env: