diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 9960204..5ace460 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,6 +1,5 @@
 version: 2
 updates:
-
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 9bdbb07..9c3fbef 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -15,7 +15,13 @@ on:
 
 jobs:
   test:
-    name: Test Action
+    strategy:
+      matrix:
+        yq-version:
+          - ''
+          - 'v4.44.3'
+
+    name: 'Test Action (yq: ${{ matrix.yq-version }})'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -26,8 +32,10 @@ jobs:
         with:
           yaml-file: test-values.yaml
           mask-values: "true"
+          yq-version: '${{ matrix.yq-version }}'
 
       - name: Test env
+        # language=sh
         run: |
           _EXPECTED_ENVS=(
             "STRING"
diff --git a/action.yaml b/action.yaml
index c1b3172..24fc8d5 100644
--- a/action.yaml
+++ b/action.yaml
@@ -45,7 +45,7 @@ runs:
 
     - name: 'Install yq (${{ inputs.yq-version }})'
       id: install-yq
-      uses: dcarbone/install-yq-action@v1
+      uses: dcarbone/install-yq-action@v1.3.1
       with:
         version: '${{ inputs.yq-version }}'