diff --git a/.github/workflows/test-backend.yml b/.github/workflows/test-backend.yml
index 44b6b4ba7..f1e414dbb 100644
--- a/.github/workflows/test-backend.yml
+++ b/.github/workflows/test-backend.yml
@@ -24,7 +24,7 @@ jobs:
           POSTGRES_DB: test-misskey
           POSTGRES_HOST_AUTH_METHOD: trust
       redis:
-        image: redis:6
+        image: redis:7
         ports:
           - 56312:6379
 
diff --git a/.github/workflows/test-frontend.yml b/.github/workflows/test-frontend.yml
index 18c1a31ae..a5505d30d 100644
--- a/.github/workflows/test-frontend.yml
+++ b/.github/workflows/test-frontend.yml
@@ -63,7 +63,7 @@ jobs:
           POSTGRES_DB: test-misskey
           POSTGRES_HOST_AUTH_METHOD: trust
       redis:
-        image: redis:6
+        image: redis:7
         ports:
           - 56312:6379