diff --git a/lib/fromPgn.js b/lib/fromPgn.js
index a3a0379..923ebf5 100644
--- a/lib/fromPgn.js
+++ b/lib/fromPgn.js
@@ -288,7 +288,7 @@ class Parser extends EventEmitter {
       } else {
         mainFields.forEach((key, index) => {
           var val = split[index]
-          pgn[key] = key === 'timestamp' ? val + 'Z' : Number(val)
+          pgn[key] = key === 'timestamp' ? val : Number(val)
         })
         
         var len = Number(split[5])