diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/util/TGregorianCalendar.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/util/TGregorianCalendar.java
index 5d2a1b40e..305b88a67 100644
--- a/teavm-classlib/src/main/java/org/teavm/classlib/java/util/TGregorianCalendar.java
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/util/TGregorianCalendar.java
@@ -60,7 +60,7 @@ public class TGregorianCalendar extends TCalendar {
     }
     
     public TGregorianCalendar(TTimeZone zone) {
-        setTimeZone(zone);
+        this(zone, TLocale.getDefault());
     }
 
     public TGregorianCalendar(int year, int month, int day) {