diff --git a/pkg/workflow/wasm_golden_test.go b/pkg/workflow/wasm_golden_test.go
index e2434d4becd..56ab22fe946 100644
--- a/pkg/workflow/wasm_golden_test.go
+++ b/pkg/workflow/wasm_golden_test.go
@@ -167,7 +167,7 @@ env:
   ALPHA_WORKFLOW: alpha
 steps:
   - name: Deterministic uses step
-    uses: actions/cache/restore@v4
+    uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9
     with:
       zeta-input: zeta
       alpha-input: alpha