diff --git a/.github/workflows/build_test_ci.yml b/.github/workflows/build_test_ci.yml
index 9fe21f06f..34aa8738a 100644
--- a/.github/workflows/build_test_ci.yml
+++ b/.github/workflows/build_test_ci.yml
@@ -75,7 +75,7 @@ jobs:
     - name: Docker cache
       uses: ScribeMD/docker-cache@0.3.7
       with:
-        key: docker-${{ runner.os }}-${{ hashFiles('Makefile') }}}
+        key: docker-${{ runner.os }}-${{ hashFiles('go.sum') }}}
 
     - name: Lint
       run: make lint
@@ -129,7 +129,7 @@ jobs:
     - name: Docker cache
       uses: ScribeMD/docker-cache@0.3.7
       with:
-        key: docker-${{ runner.os }}-${{ hashFiles('Makefile') }}}
+        key: docker-${{ runner.os }}-${{ hashFiles('go.sum') }}}
 
     - name: E2E test
       run: make e2etest
@@ -167,7 +167,7 @@ jobs:
     - name: Docker cache
       uses: ScribeMD/docker-cache@0.3.7
       with:
-        key: docker-${{ runner.os }}-${{ hashFiles('Makefile') }}
+        key: docker-${{ runner.os }}-${{ hashFiles('go.sum') }}
 
     - name: Build the Docker image
       run: make docker-build