diff --git a/tools/build-ega-mp4.sh b/tools/build-ega-mp4.sh
index e0edeab..6b4d2ff 100755
--- a/tools/build-ega-mp4.sh
+++ b/tools/build-ega-mp4.sh
@@ -15,7 +15,7 @@ echo "[$SEQ] going EGA" | tee -a WS/log
 
 debut=$(date +%s)
 
-rm spool/EGA/*.png
+rm -f spool/EGA/*.png
 
 for source in $(ls -1 frames/$SEQ/*.png)
 do