diff --git a/Implementierung/src/helper.c b/Implementierung/src/helper.c
index 8af2e7a..4ffe475 100644
--- a/Implementierung/src/helper.c
+++ b/Implementierung/src/helper.c
@@ -30,7 +30,7 @@ void help(char *progname) {
   1: optimized implementation\n\
   2: memory efficient implementation\n\
   3: threaded implementation\n\
-  4: combined implementation of 1 and 3\n\
+  4: reference implementation\n\
   \n",
           progname);
 }