diff --git a/SoObjects/Mailer/SOGoMailForward.h b/SoObjects/Mailer/SOGoMailForward.h
index 6c1b94f06..d0cf24cd8 100644
--- a/SoObjects/Mailer/SOGoMailForward.h
+++ b/SoObjects/Mailer/SOGoMailForward.h
@@ -39,6 +39,9 @@
 
 @end
 
+@interface SOGoMailCzechForward : SOGoMailForward
+@end
+
 @interface SOGoMailDutchForward : SOGoMailForward
 @end
 
diff --git a/SoObjects/Mailer/SOGoMailForward.m b/SoObjects/Mailer/SOGoMailForward.m
index e2c07716e..ab73ace04 100644
--- a/SoObjects/Mailer/SOGoMailForward.m
+++ b/SoObjects/Mailer/SOGoMailForward.m
@@ -225,6 +225,9 @@
 
 @end
 
+@implementation SOGoMailCzechForward
+@end
+
 @implementation SOGoMailDutchForward
 @end
 
diff --git a/SoObjects/Mailer/SOGoMailReply.h b/SoObjects/Mailer/SOGoMailReply.h
index 9f320c27b..0ddd6cd8c 100644
--- a/SoObjects/Mailer/SOGoMailReply.h
+++ b/SoObjects/Mailer/SOGoMailReply.h
@@ -44,6 +44,9 @@
 
 @end
 
+@interface SOGoMailCzechReply : SOGoMailReply
+@end
+
 @interface SOGoMailDutchReply : SOGoMailReply
 @end
 
diff --git a/SoObjects/Mailer/SOGoMailReply.m b/SoObjects/Mailer/SOGoMailReply.m
index 0e7638260..3c38f005d 100644
--- a/SoObjects/Mailer/SOGoMailReply.m
+++ b/SoObjects/Mailer/SOGoMailReply.m
@@ -108,6 +108,9 @@
 
 @end
 
+@implementation SOGoMailCzechReply
+@end
+
 @implementation SOGoMailDutchReply
 @end