diff --git a/src/main/java/enigma/GuiController.java b/src/main/java/enigma/GuiController.java
index b299ff0a14ed55bfad48d69ef14d96ce01a03dc2..1d9e3b1c0e54a773251542d7ebc9c07058a0b5ea 100644
--- a/src/main/java/enigma/GuiController.java
+++ b/src/main/java/enigma/GuiController.java
@@ -545,19 +545,19 @@ public class GuiController {
 		int walzeNr=0;
 		switch (walzeRoemischNr){
 			case "I":
-				walzeNr=1;
+				walzeNr=0;
 				break;
 			case "II":
-				walzeNr=2;
+				walzeNr=1;
 				break;
 			case "III":
-				walzeNr=3;
+				walzeNr=2;
 				break;
 			case "IV":
 				walzeNr=4;
 				break;
 			case "V":
-				walzeNr=5;
+				walzeNr=4;
 				break;
 			default:
 				break;