diff --git a/frontend/src/utils/mass-input/mass-input.js b/frontend/src/utils/mass-input/mass-input.js
index 84850cc2a..9e6a19d01 100644
--- a/frontend/src/utils/mass-input/mass-input.js
+++ b/frontend/src/utils/mass-input/mass-input.js
@@ -91,7 +91,7 @@ export class MassInput {
     let changedAdd = this._changedAdd;
     
     Array.from(this._element.querySelectorAll(MASS_INPUT_ADD_CELL_SELECTOR)).forEach(addCell => addCell.querySelectorAll('input:not([type=checkbox]):not([type=radio])').forEach(inputElem => {
-      if (inputElem.closest('[uw-mass-input]') === this._element && inputElem.value !== '')
+      if (inputElem.closest('[uw-mass-input]') === this._element && inputElem.value !== '' && (inputElem.defaultValue || inputElem.getAttribute('value')) !== inputElem.value)
         changedAdd.push(addCell);
     }));