diff --git a/UI/MainUI/SOGoUserHomePage.m b/UI/MainUI/SOGoUserHomePage.m
index 678698256..f64869933 100644
--- a/UI/MainUI/SOGoUserHomePage.m
+++ b/UI/MainUI/SOGoUserHomePage.m
@@ -36,7 +36,7 @@
 #import <SOGo/NSCalendarDate+SOGo.h>
 #import <SOGoUI/UIxComponent.h>
 
-static NSString *defaultModule;
+static NSString *defaultModule = nil;
 
 @interface SOGoUserHomePage : UIxComponent
 
@@ -48,10 +48,10 @@ static NSString *defaultModule;
 {
   NSUserDefaults *ud;
 
-  ud = [NSUserDefaults standardUserDefaults];
-  defaultModule = [ud stringForKey: @"SOGoUIxDefaultModule"];
-  if (defaultModule)
+  if (!defaultModule)
     {
+      ud = [NSUserDefaults standardUserDefaults];
+      defaultModule = [ud stringForKey: @"SOGoUIxDefaultModule"];
       if (defaultModule)
 	{
 	  if (!([defaultModule isEqualToString: @"Calendar"]
@@ -62,10 +62,11 @@ static NSString *defaultModule;
 		    @"'Calendar', 'Contacts' or Mail)", defaultModule];
 	      defaultModule = @"Calendar";
 	    }
+	  else
+	    defaultModule = @"Calendar";
 	}
       else
 	defaultModule = @"Calendar";
-
       [self logWithFormat: @"default module set to '%@'", defaultModule];
       [defaultModule retain];
     }
diff --git a/UI/PreferencesUI/UIxPreferences.m b/UI/PreferencesUI/UIxPreferences.m
index 5799e82dc..4fb12e88d 100644
--- a/UI/PreferencesUI/UIxPreferences.m
+++ b/UI/PreferencesUI/UIxPreferences.m
@@ -40,6 +40,7 @@
    workweek = from -> to
    identities */
 
+static BOOL defaultsRead = NO;
 static BOOL shouldDisplayPasswordChange = NO;
 
 @implementation UIxPreferences
@@ -48,9 +49,13 @@ static BOOL shouldDisplayPasswordChange = NO;
 {
   NSUserDefaults *ud;
 
-  ud = [NSUserDefaults standardUserDefaults];
-  shouldDisplayPasswordChange
-    = [ud boolForKey: @"SOGoUIxUserCanChangePassword"];
+  if (!defaultsRead)
+    {
+      ud = [NSUserDefaults standardUserDefaults];
+      shouldDisplayPasswordChange
+	= [ud boolForKey: @"SOGoUIxUserCanChangePassword"];
+      defaultsRead = YES;
+    }
 }
 
 - (id) init