diff --git a/src/posts/parse.js b/src/posts/parse.js
index efc675b1c9..4d18f9dd7f 100644
--- a/src/posts/parse.js
+++ b/src/posts/parse.js
@@ -25,7 +25,7 @@ module.exports = function(Posts) {
 				return callback(err);
 			}
 
-			if (global.env === 'production') {
+			if (global.env === 'production' && data.postData.pid) {
 				cache.set(data.postData.pid, data.postData.content);
 			}