diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index faa0ef1..64ec0e6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,5 +1,5 @@
 name: build
-on: [push, pull_request]
+on: [push]
 
 jobs:
   test:
@@ -43,12 +43,6 @@ jobs:
           ulimit -a
           dub -c=unittest-release
 
-      - name: Run asan tests linux
-        if: runner.os == 'Linux' && startsWith(matrix.dc, 'ldc')
-        run: |
-          sudo apt install -y llvm   # provides executable `llvm-symbolizer`
-          LSAN_OPTIONS=suppressions=lsan.supp dub -c=unittest-asan
-
       - name: Run tests windows
         if: runner.os != 'Linux'
         run: |