diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 74254140..ea2f4f13 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,7 +44,7 @@ jobs:
         with:
           node-version: 14.15
       - run: npm ci
-      - run: MUTATION_FILES=$(git diff origin/main --name-only | grep -E 'src\/(.*).(ts|tsx)$' | paste -sd ",") npm run mutate:ci
+      - run: npm run mutate -- --mutate=$(git diff origin/main --name-only | grep -E 'src\/(.*).(ts|tsx)$' | paste -sd ",")
 
   build-docker-image:
     runs-on: ubuntu-latest
diff --git a/package.json b/package.json
index 03540103..30bb5390 100644
--- a/package.json
+++ b/package.json
@@ -17,8 +17,7 @@
     "test": "node scripts/test.js --env=jsdom --colors",
     "test:ci": "npm run test -- --coverage --coverageReporters=text --coverageReporters=text-summary --coverageReporters=clover",
     "test:pretty": "npm run test -- --coverage --coverageReporters=text --coverageReporters=text-summary --coverageReporters=html",
-    "mutate": "./node_modules/.bin/stryker run --concurrency 4",
-    "mutate:ci": "npm run mutate -- --mutate=$MUTATION_FILES"
+    "mutate": "./node_modules/.bin/stryker run --concurrency 4"
   },
   "dependencies": {
     "@fortawesome/fontawesome-free": "^5.15.1",