diff --git a/embedding/browser/gtk/src/gtkmozembed.h b/embedding/browser/gtk/src/gtkmozembed.h
index feaac982e7ab..09c8476b280c 100644
--- a/embedding/browser/gtk/src/gtkmozembed.h
+++ b/embedding/browser/gtk/src/gtkmozembed.h
@@ -101,10 +101,10 @@ enum { GTK_MOZ_EMBED_FLAG_START = 1,
 
 /* These are from various networking headers */
 
-enum { GTK_MOZ_EMBED_STATUS_FAILED_DNS     = 268454686,        /* NS_ERROR_UNKNOWN_HOST */
-       GTK_MOZ_EMBED_STATUS_FAILED_CONNECT = 268454669,        /* NS_ERROR_CONNECTION_REFUSED */
-       GTK_MOZ_EMBED_STATUS_FAILED_TIMEOUT = 268454670,        /* NS_ERROR_NET_TIMEOUT */
-       GTK_MOZ_EMBED_STATUS_FAILED_USERCANCELED = 268454658 }; /* NS_BINDING_ABORTED */
+enum { GTK_MOZ_EMBED_STATUS_FAILED_DNS     = 2152398878,        /* NS_ERROR_UNKNOWN_HOST */
+       GTK_MOZ_EMBED_STATUS_FAILED_CONNECT = 2152398861,        /* NS_ERROR_CONNECTION_REFUSED */
+       GTK_MOZ_EMBED_STATUS_FAILED_TIMEOUT = 2152398862,        /* NS_ERROR_NET_TIMEOUT */
+       GTK_MOZ_EMBED_STATUS_FAILED_USERCANCELED = 2152398850 }; /* NS_BINDING_ABORTED */
 
 /* These are straight out of nsIWebNavigation.h */