diff --git a/SoObjects/Mailer/SOGoMailAccount.m b/SoObjects/Mailer/SOGoMailAccount.m
index be0cea9f4..c5386e951 100644
--- a/SoObjects/Mailer/SOGoMailAccount.m
+++ b/SoObjects/Mailer/SOGoMailAccount.m
@@ -37,18 +37,10 @@ static NSString *sharedFolderName     = @""; // TODO: add English default
 static NSString *otherUsersFolderName = @""; // TODO: add English default
 static BOOL     useAltNamespace       = NO;
 
-+ (int)version {
-  return [super version] + 0 /* v1 */;
-}
-
 + (void)initialize {
   NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
   NSString *cfgDraftsFolderName;
 
-  NSAssert2([super version] == 1,
-            @"invalid superclass (%@) version %i !",
-            NSStringFromClass([self superclass]), [super version]);
-  
   useAltNamespace = [ud boolForKey:@"SOGoSpecialFoldersInRoot"];
   
   sharedFolderName     = [ud stringForKey:@"SOGoSharedFolderName"];
diff --git a/SoObjects/Mailer/SOGoMailBodyPart.m b/SoObjects/Mailer/SOGoMailBodyPart.m
index ddad7dffa..ec10200f2 100644
--- a/SoObjects/Mailer/SOGoMailBodyPart.m
+++ b/SoObjects/Mailer/SOGoMailBodyPart.m
@@ -29,17 +29,10 @@
 static NSString *mailETag = nil;
 static BOOL debugOn = NO;
 
-+ (int)version {
-  return [super version] + 0 /* v1 */;
-}
-
-+ (void)initialize {
++ (void) initialize
+{
   NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
   
-  NSAssert2([super version] == 1,
-            @"invalid superclass (%@) version %i !",
-            NSStringFromClass([self superclass]), [super version]);
-  
   if (![[ud objectForKey:@"SOGoMailDisableETag"] boolValue]) {
     mailETag = [[NSString alloc] initWithFormat:@"\"imap4url_%d_%d_%03d\"",
 				 UIX_MAILER_MAJOR_VERSION,
diff --git a/SoObjects/Mailer/SOGoMailObject.m b/SoObjects/Mailer/SOGoMailObject.m
index 29c6a0ea7..e8a72944b 100644
--- a/SoObjects/Mailer/SOGoMailObject.m
+++ b/SoObjects/Mailer/SOGoMailObject.m
@@ -60,17 +60,10 @@ static BOOL debugOn            = NO;
 static BOOL debugBodyStructure = NO;
 static BOOL debugSoParts       = NO;
 
-+ (int)version {
-  return [super version] + 0 /* v1 */;
-}
-
-+ (void)initialize {
++ (void) initialize
+{
   NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
   
-  NSAssert2([super version] == 1,
-            @"invalid superclass (%@) version %i !",
-            NSStringFromClass([self superclass]), [super version]);
-  
   if ((fetchHeader = ([ud boolForKey:@"SOGoDoNotFetchMailHeader"] ? NO : YES)))
     NSLog(@"Note: fetching full mail header.");
   else
diff --git a/SoObjects/Mailer/SOGoSharedMailAccount.m b/SoObjects/Mailer/SOGoSharedMailAccount.m
index 27326638d..5b7ba9ec2 100644
--- a/SoObjects/Mailer/SOGoSharedMailAccount.m
+++ b/SoObjects/Mailer/SOGoSharedMailAccount.m
@@ -35,17 +35,10 @@
 
 static NSString *otherUsersFolderName = @""; // TODO: add English default
 
-+ (int)version {
-  return [super version] + 0 /* v1 */;
-}
-
-+ (void)initialize {
++ (void) initialize
+{
   NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
 
-  NSAssert2([super version] == 1,
-            @"invalid superclass (%@) version %i !",
-            NSStringFromClass([self superclass]), [super version]);
-  
   otherUsersFolderName = [ud stringForKey:@"SOGoOtherUsersFolderName"];
   NSLog(@"Note: using other-users-folders name: '%@'", otherUsersFolderName);
 }