diff --git a/templates/bazelisk.yml b/templates/bazelisk.yml
index 17faa80f7e213bed9397fb80146b5085a898dfaf..ba9285665c2465f1d56d72cff525c8c546018b2c 100644
--- a/templates/bazelisk.yml
+++ b/templates/bazelisk.yml
@@ -28,7 +28,7 @@ spec:
       default: .
       description: "The root directory of the Bazel module."
     key:
-      default: "bazelisk-1"
+      default: "bazelisk-${CI_RUNNER_EXECUTABLE_ARCH}-1"
       description: "The GitLab CI cache key."
     variables:
       default: |