diff --git a/src/core/Operation.mjs b/src/core/Operation.mjs
index b35a49a6..776cb731 100755
--- a/src/core/Operation.mjs
+++ b/src/core/Operation.mjs
@@ -242,6 +242,10 @@ class Operation {
      * @param {Object[]} ingValues
      */
     set ingValues(ingValues) {
+        if (ingValues.length > this._ingList.length) {
+            throw new OperationError(`Failed to set ingredient values: more values provided than available ingredients (${ingValues.length} vs ${this._ingList.length})`);
+        }
+
         ingValues.forEach((val, i) => {
             try {
                 this._ingList[i].value = val;