diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 10cf71768..8819ccfba 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -153,14 +153,14 @@ jobs:
         echo "B"
         git status schema
         echo "C"
-        git status schema | grep schema/migration > schema.diff
+        git status schema | grep schema/migration > /tmp/schema.diff
         echo "D"
         echo "*************************************************************"
-        cat schema.diff
+        cat /tmp/schema.diff
         echo "*************************************************************"
-        line_count="$(wc -l < schema.diff)"
+        line_count="$(wc -l < /tmp/schema.diff)"
         if test ${line_count} -ne 0 ; then
           echo "Schema diff"
-          cat schema.diff
+          cat /tmp/schema.diff
           exit 1
           fi