diff --git a/src/main/c/SchereSteinPapier.c b/src/main/c/SchereSteinPapier.c
index 198ae53..15f988f 100644
--- a/src/main/c/SchereSteinPapier.c
+++ b/src/main/c/SchereSteinPapier.c
@@ -40,5 +40,8 @@ int Modus1() {
 	}
 	else {
 		computer = '1';
+	}        while (you != '3' && you != '1' && you != '2') {
+		printf("\n\n\n\n\t\t\t\tWaehlen Sie 1 fuer Schere, 2 fuer Stein oder 3 fuer Papier: \n\t\t\t\t\t\t\t");
+		scanf(" %c", &you);
 	}
 }
\ No newline at end of file