diff --git a/headers/private/app/RegistrarDefs.h b/headers/private/app/RegistrarDefs.h
index c323bf1074..b4b893fac7 100644
--- a/headers/private/app/RegistrarDefs.h
+++ b/headers/private/app/RegistrarDefs.h
@@ -93,12 +93,12 @@ enum {
 	// internal registrar messages
 	B_REG_ROSTER_SANITY_EVENT				= 'rgir',
 	// clipboard handler requests
-	B_REG_ADD_CLIPBOARD					= 'rgca',
-	B_REG_GET_CLIPBOARD_COUNT				= 'rgcc',
-	B_REG_CLIPBOARD_START_WATCHING			= 'rgcw',
-	B_REG_CLIPBOARD_STOP_WATCHING			= 'rgcx',
-	B_REG_DOWNLOAD_CLIPBOARD				= 'rgcd',
-	B_REG_UPLOAD_CLIPBOARD				= 'rgcu',
+	B_REG_ADD_CLIPBOARD					= 'rgCa',
+	B_REG_GET_CLIPBOARD_COUNT				= 'rgCc',
+	B_REG_CLIPBOARD_START_WATCHING			= 'rgCw',
+	B_REG_CLIPBOARD_STOP_WATCHING			= 'rgCx',
+	B_REG_DOWNLOAD_CLIPBOARD				= 'rgCd',
+	B_REG_UPLOAD_CLIPBOARD				= 'rgCu',
 };
 
 // B_REG_MIME_SET_PARAM "which" constants