diff --git a/tests/playTests.sh b/tests/playTests.sh
index 0276f58e..3c91b958 100755
--- a/tests/playTests.sh
+++ b/tests/playTests.sh
@@ -1280,8 +1280,7 @@ println "\n===> patch-from long mode trigger larger file test"
 
 datagen -g5000000 > tmp_dict
 datagen -g5000000 > tmp_patch
-zstd -15 --patch-from=tmp_dict tmp_patch &> tmp_out
-grep "long mode automaticaly triggered" tmp_out
+zstd -15 --patch-from=tmp_dict tmp_patch 2>&1 | grep "long mode automaticaly triggered"
 rm -rf tmp*
 
 println "\n===>   large files tests "