diff --git a/.github/workflows/BuildTestWorkflow.yml b/.github/workflows/BuildTestWorkflow.yml
index a86c4ff..20527b2 100644
--- a/.github/workflows/BuildTestWorkflow.yml
+++ b/.github/workflows/BuildTestWorkflow.yml
@@ -1,6 +1,10 @@
 name: build and test
 
 on:
+  workflow_call:
+  pull_request: 
+    branches:
+      - master
   push:
     branches:
       - master