diff --git a/laymanshex.go b/laymanshex.go
index 9de2253..97d83f3 100644
--- a/laymanshex.go
+++ b/laymanshex.go
@@ -467,7 +467,7 @@ func main() {
 	flag.StringVar(&setAssignments, "set", "", "set values in binary file to key=value pairs (e.g. \"key1=value1,key2=value2\")")
 	flag.StringVar(&formatAssignments, "fvar", "", "assign values to variables in format description with key=value pairs (e.g. \"key1=value1,key2=value2\")")
 	flag.BoolVar(&debug, "debug", false, "print recognized parts of the format file")
-	flag.BoolVar(&nopadding, "nopadding", false, "turn of column padding (useful for bash scripting")
+	flag.BoolVar(&nopadding, "nopadding", false, "turn off column padding (useful for bash scripting")
 	flag.Parse()
 	args := flag.Args()
 	if len(args) != 2 {