diff --git a/test_fail.sh b/test_fail.sh
index 754f3c7..512d69f 100755
--- a/test_fail.sh
+++ b/test_fail.sh
@@ -1,9 +1,6 @@
 #!/bin/sh
 
+# show what is to be run
 echo $1
-eval $1
-
-if [ $? -eq 0 ]; then
-	exit 0;
-fi
-exit 1;
+# run the command
+eval $1 || exit 1 # if fails, return 1