diff --git a/src/c/a3.c b/src/c/a3.c
index c575ef4..9ec395a 100644
--- a/src/c/a3.c
+++ b/src/c/a3.c
@@ -62,7 +62,7 @@ int main(int argc, char **argv) {
 
     memdump((unsigned char *) argv[0]);
 
-    printf("\tLaenge der Zeichenkette (inkl \\0): %i Byte(s)\n", (int) strlen(argv[1]));
+    printf("\tLaenge der Zeichenkette (inkl \\0): %i Byte(s)\n", (int) strlen(argv[1]) +1);
     printf("\tErsetzen: '%c' mit '%c'\n", *argv[2], *argv[3]);
 
     unsigned char *copy = malloc(4 * 16 * sizeof(char));//allocate memory for all chars