diff --git a/.github/workflows/build-deploy-mkj-test.yml b/.github/workflows/build-deploy-mkj-test.yml
index 6035893..0c4691d 100644
--- a/.github/workflows/build-deploy-mkj-test.yml
+++ b/.github/workflows/build-deploy-mkj-test.yml
@@ -20,12 +20,12 @@ jobs:
 
             - name: Update environment file
               run: |
-                sed -i "s/'appTitle'/${{secrets.TEST_APPTITLE}}/g" src/environments/environment.prod.ts
-                sed -i "s/'apiUrl'/'${{secrets.TEST_APIURL}}'/g" src/environments/environment.prod.ts
-                sed -i "s/'wsHost'/'${{secrets.TEST_WSHOST}}'/g" src/environments/environment.prod.ts
-                sed -i "s/'wsAppKey'/'${{secrets.TEST_WSAPPKEY}}'/g" src/environments/environment.prod.ts
-                sed -i "s/'publictest'/'${{secrets.TEST_PUBLICTEST}}'/g" src/environments/environment.prod.ts
-                sed -i 's/'production'/${{secrets.TEST_PRODUCTION}}/g' src/environments/environment.prod.ts
+                sed -e "s/'appTitle'/${{secrets.TEST_APPTITLE}}/g" -e
+                "s/'apiUrl'/'${{secrets.TEST_APIURL}}'/g" -e
+                "s/'wsHost'/'${{secrets.TEST_WSHOST}}'/g" -e
+                "s/'wsAppKey'/'${{secrets.TEST_WSAPPKEY}}'/g" -e
+                "s/'publictest'/'${{secrets.TEST_PUBLICTEST}}'/g" -e
+                's/'production'/${{secrets.TEST_PRODUCTION}}/g' src/environments/environment.prod.ts
 
             - name: Install dependencies
               run: npm ci