diff --git a/evcontroller.c b/evcontroller.c
index 6f0340dc..b9beba76 100644
--- a/evcontroller.c
+++ b/evcontroller.c
@@ -1471,7 +1471,7 @@ static pEVControl InstallCommonControllers(SicsInterp *pSics,
           /* error message is already written */
 	  return 0;
 	}        
-        Arg2Text(argc-2, argv+2, pBueffel, sizeof pBueffel);
+        Arg2Text(argc-3, argv+3, pBueffel, sizeof pBueffel);
         pNew->creationArgs = strdup(pBueffel);
         
         EVRegisterController(FindEMON(pSics),argv[2],pNew, pCon);