diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f2ccee5..0cf1602 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,10 +36,11 @@ jobs:
           artifact-*.txt
           README.md
 
-    - name: Add artifacts/artifact.txt
+    - name: Add artifacts/*.txt
       run: |
         mkdir artifacts
         echo "Build some tool and generate some artifacts" > artifacts/artifact.txt
+        touch artifacts/empty_file.txt
 
     - name: Single in subdir
       uses: ./
diff --git a/tip.py b/tip.py
index 4f1324a..acd18ac 100755
--- a/tip.py
+++ b/tip.py
@@ -27,7 +27,11 @@ if len(args) == 0:
 for item in args:
     items = [fname for fname in glob(item, recursive=True) if not Path(fname).is_dir()]
     print("glob(%s)" % item, "->", items)
-    files = files + items
+    for fname in items:
+        if Path(fname).stat().st_size == 0:
+            print("! Skipping empty file %s" % fname)
+            continue
+        files += [fname]
 
 if len(files) < 1:
     stdout.flush()