3 files changed, 6 insertions, 6 deletions
diff --git a/modules/mail/em-composer-prefs.h b/modules/mail/em-composer-prefs.h
index 79a53bb775..945e2d7669 100644
--- a/modules/mail/em-composer-prefs.h
+++ b/modules/mail/em-composer-prefs.h
@@ -56,7 +56,7 @@ typedef struct _EMComposerPrefsClass EMComposerPrefsClass;
 struct _ESignature;
 
 struct _EMComposerPrefs {
-	GtkVBox parent;
+	GtkBox parent;
 
 	GtkBuilder *builder;
 
@@ -73,7 +73,7 @@ struct _EMComposerPrefs {
 };
 
 struct _EMComposerPrefsClass {
-	GtkVBoxClass parent_class;
+	GtkBoxClass parent_class;
 };
 
 GType		em_composer_prefs_get_type	(void);
diff --git a/modules/mail/em-mailer-prefs.h b/modules/mail/em-mailer-prefs.h
index 4466e166e8..8e66476bcb 100644
--- a/modules/mail/em-mailer-prefs.h
+++ b/modules/mail/em-mailer-prefs.h
@@ -53,7 +53,7 @@ typedef struct _EMMailerPrefs EMMailerPrefs;
 typedef struct _EMMailerPrefsClass EMMailerPrefsClass;
 
 struct _EMMailerPrefs {
-	GtkVBox parent_object;
+	GtkBox parent_object;
 
 	GtkBuilder *builder;
 	GSettings *settings;
@@ -102,7 +102,7 @@ struct _EMMailerPrefs {
 };
 
 struct _EMMailerPrefsClass {
-	GtkVBoxClass parent_class;
+	GtkBoxClass parent_class;
 };
 
 GType      em_mailer_prefs_get_type (void);
diff --git a/modules/mail/em-network-prefs.h b/modules/mail/em-network-prefs.h
index 6d0cd5caba..8d67530f92 100644
--- a/modules/mail/em-network-prefs.h
+++ b/modules/mail/em-network-prefs.h
@@ -58,7 +58,7 @@ typedef enum {
 } NetworkConfigProxyType;
 
 struct _EMNetworkPrefs {
-	GtkVBox parent_object;
+	GtkBox parent_object;
 
 	GSettings *proxy_settings;
 
@@ -93,7 +93,7 @@ struct _EMNetworkPrefs {
 };
 
 struct _EMNetworkPrefsClass {
-	GtkVBoxClass parent_class;
+	GtkBoxClass parent_class;
 };
 
 GType	   em_network_prefs_get_type (void);