diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index cb1952bc8..467a867bc 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -86,8 +86,8 @@ jobs:
             .gradle
             build
             ~/.gradle
-          key: {{ runner.os }}-gradle
-          restore-keys: {{ runner.os }}-gradle
+          key: ${{ runner.os }}-gradle
+          restore-keys: ${{ runner.os }}-gradle
 
       - name: Cache konan
         uses: actions/cache@v2