diff --git a/core/server/middleware/theme-handler.js b/core/server/middleware/theme-handler.js
index 5e97259141..45ce0dd0f6 100644
--- a/core/server/middleware/theme-handler.js
+++ b/core/server/middleware/theme-handler.js
@@ -60,6 +60,8 @@ themeHandler = {
 
         // clear the view cache
         blogApp.cache = {};
+        // reset the asset hash
+        config.assetHash = null;
 
         // set view engine
         hbsOptions = {