diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index a09310648d..d799b41b65 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -16,9 +16,8 @@ jobs:
       - name: changed files
         id: files
         run: |
-          FILES=streams/*.m3u
           ANY_CHANGED=false
-          ALL_CHANGED_FILES=$(git diff --name-only "${FILES}" | tr '\n' ' ')
+          ALL_CHANGED_FILES=$(git diff --name-only origin/master HEAD streams/ | tr '\n' ' ')
           if [ -n "${ALL_CHANGED_FILES}" ]; then
             ANY_CHANGED=true
           fi