diff --git a/lib/utils/parseInput.js b/lib/utils/parseInput.js
index <HASH>..<HASH> 100644
--- a/lib/utils/parseInput.js
+++ b/lib/utils/parseInput.js
@@ -21,10 +21,10 @@ function parseInput(input, format) {
   } else if (typeof input === 'function') {
     output = parseInput(input((0, _moment2['default'])().startOf('day')), format);
   } else if (input._isAMomentObject) {
-    output = input.startOf('day').clone();
+    output = input.clone().startOf('day');
   }
 
   return output;
 }
 
-module.exports = exports['default'];
\ No newline at end of file
+module.exports = exports['default'];
Stopped parseInput from mutating props