diff --git a/.drone.yml b/.drone.yml
index 0e21a63..de0cf20 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -11,6 +11,11 @@ steps:
       - ./gradlew build
       - ./gradlew test
 
+  - name: syntax_check
+    image: gradle:jdk11-alpine 
+    commands:
+      - ./gradlew check
+
 ---
 kind: pipeline
 type: docker
@@ -23,14 +28,15 @@ steps:
       - name: archives
         path: /build
     commands:
+      - apk add --no-cache git
       - tar cvzf /build/$(git log -n 1 --format="%h")_school_archive.gz.tar app/ gradle/ gradlew/ gradlew.bat README.md settings.gradle
-    trigger:
-      - branch:
-          - master
-        event:
-          - include:
-            - push
-volumes: 
+    when:
+      branch:
+        - master
+      event:
+        exclude:
+          - pull_request
+volumes:
   - name: archives
     host:
       path: /srv/drone/school_project/archive/
@@ -38,6 +44,6 @@ depends_on:
   - Check_Requirement
 ---
 kind: signature
-hmac: 82ce5e9bc63570a5614c4e7b3ddc888fadb36f7660ab0ab521d0cda3c5842e05
+hmac: 9ca9095fdb69d7b89fda6b4db867877e76666c109607cc7b1e513814ad42bb7e
 
 ...