diff --git a/gtk/gtkcssstylepropertyimpl.c b/gtk/gtkcssstylepropertyimpl.c
index 9f4bbbde94..adf1d8ce31 100644
--- a/gtk/gtkcssstylepropertyimpl.c
+++ b/gtk/gtkcssstylepropertyimpl.c
@@ -57,6 +57,10 @@
 
 /*** REGISTRATION ***/
 
+typedef enum {
+  GTK_STYLE_PROPERTY_INHERIT = (1 << 0)
+} GtkStylePropertyFlags;
+
 static void
 gtk_css_style_property_register (const char *                   name,
                                  guint                          expected_id,
diff --git a/gtk/gtkstylepropertyprivate.h b/gtk/gtkstylepropertyprivate.h
index 1a6b6fb7a6..56fb82be58 100644
--- a/gtk/gtkstylepropertyprivate.h
+++ b/gtk/gtkstylepropertyprivate.h
@@ -34,10 +34,6 @@ G_BEGIN_DECLS
 typedef struct _GtkStyleProperty           GtkStyleProperty;
 typedef struct _GtkStylePropertyClass      GtkStylePropertyClass;
 
-typedef enum {
-  GTK_STYLE_PROPERTY_INHERIT = (1 << 0)
-} GtkStylePropertyFlags;
-
 typedef GtkCssValue *   (* GtkStyleQueryFunc)        (guint                   id,
 						      gpointer                data);