diff --git a/.drone.yml b/.drone.yml
index be11545883c..250c42174d3 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -535,6 +535,7 @@ steps:
   image: grafana/build-container:1.7.4
   name: trigger-test-release
   when:
+    branch: main
     paths:
       include:
       - .drone.yml
@@ -6777,6 +6778,6 @@ kind: secret
 name: delivery-bot-app-private-key
 ---
 kind: signature
-hmac: 6570f22f8d434e2908fb5ed9da778ebdadff1f2a038d1f09d97010522581c848
+hmac: ed191338009351d2bbedc1c00a176b2ef26314420166baaa93527d4e87b00aef
 
 ...
diff --git a/scripts/drone/steps/lib.star b/scripts/drone/steps/lib.star
index b41a4224288..e369c0109a7 100644
--- a/scripts/drone/steps/lib.star
+++ b/scripts/drone/steps/lib.star
@@ -1618,6 +1618,7 @@ def trigger_test_release():
             "repo": [
                 "grafana/grafana",
             ],
+            "branch": "main",
         },
     }