diff --git a/lib/Onyx.js b/lib/Onyx.js
index 2032f49ae..b996f64d6 100644
--- a/lib/Onyx.js
+++ b/lib/Onyx.js
@@ -962,7 +962,7 @@ function applyMerge(existingValue, changes) {
         // Object values are merged one after the other
         // lodash adds a small overhead so we don't use it here
         // eslint-disable-next-line prefer-object-spread, rulesdir/prefer-underscore-method
-        return _.reduce(changes, (modifiedData, change) => Object.assign({}, fastMerge(modifiedData, change)),
+        return _.reduce(changes, (modifiedData, change) => fastMerge(modifiedData, change),
             existingValue || {});
     }