diff --git a/.github/workflows/smoketest-build.yml b/.github/workflows/smoketest-build.yml
index 3d45f32a..c4b172ea 100644
--- a/.github/workflows/smoketest-build.yml
+++ b/.github/workflows/smoketest-build.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches:
       - test-pipeline-build
-  pull_request:
+#  pull_request:
 
 jobs:
   build:
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [windows-latest] #, ubuntu-latest, macos-latest]
 
     steps:
       - name: Checkout repository