diff --git a/SimpleLoadingBar.java b/SimpleLoadingBar.java
index 266d01b..0ab2fe0 100644
--- a/SimpleLoadingBar.java
+++ b/SimpleLoadingBar.java
@@ -35,7 +35,8 @@ class SimpleLoadingBar {
             verifyTimeFormat(nextArg, "Zweites Argument");
             endTime = LocalTime.parse(nextArg, TIME_FORMATTER);
          }
-      } else {
+      }
+      if (endTime == null) {
          startTime = LocalTime.now();
          endTime = firstTime;
       }