diff --git a/dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/verification/verifier/impl/PredefinedExistingValueVerifier.java b/dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/verification/verifier/impl/PredefinedExistingValueVerifier.java
index df6744a852122f4244d577f8511a082883930bd0..6f3663d50892cfd8572185e024f936b13166dbde 100644
--- a/dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/verification/verifier/impl/PredefinedExistingValueVerifier.java
+++ b/dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/verification/verifier/impl/PredefinedExistingValueVerifier.java
@@ -1,6 +1,10 @@
 package de.unikoblenz.fgbks.core.dmn.verification.verifier.impl;
 
 import static de.unikoblenz.fgbks.core.dmn.domain.vdmn.utils.VDmnFunctions.templateDecisionColumn;
+import static de.unikoblenz.fgbks.core.dmn.verification.result.VerificationResultEntry.VerificationClassification.WARNING;
+import static de.unikoblenz.fgbks.core.dmn.verification.result.actions.ActionScope.INPUT_COLUMN;
+import static de.unikoblenz.fgbks.core.dmn.verification.result.actions.ActionScope.OUTPUT_COLUMN;
+import static de.unikoblenz.fgbks.core.dmn.verification.result.actions.ActionScope.RULE;
 import static de.unikoblenz.fgbks.core.dmn.verification.result.actions.VerificationFix.SHOW_INPUT_ENTRIES;
 import static de.unikoblenz.fgbks.core.dmn.verification.result.actions.VerificationFix.SHOW_OUTPUT_ENTRIES;
 
@@ -12,8 +16,10 @@ import de.unikoblenz.fgbks.core.dmn.domain.vdmn.VDmnOutputValue;
 import de.unikoblenz.fgbks.core.dmn.domain.vdmn.VDmnValue;
 import de.unikoblenz.fgbks.core.dmn.domain.vdmn.VTypeRef;
 import de.unikoblenz.fgbks.core.dmn.domain.vdmn.utils.VDmnFunctions;
-import de.unikoblenz.fgbks.core.dmn.verification.result.VerificationResultEntry.VerificationClassification;
 import de.unikoblenz.fgbks.core.dmn.verification.result.VerificationResultEntryElement;
+import de.unikoblenz.fgbks.core.dmn.verification.result.actions.Action;
+import de.unikoblenz.fgbks.core.dmn.verification.result.actions.ActionType;
+import de.unikoblenz.fgbks.core.dmn.verification.result.actions.VerificationFix;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.AbstractVerifier;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.DmnVerifier;
 import de.unikoblenz.fgbks.core.dmn.verification.verifier.types.PredefinedExistingValueVerification;
@@ -76,13 +82,36 @@ public class PredefinedExistingValueVerifier extends AbstractVerifier {
   }
 
   private void addToResult(VDmnValue stringValue, String missingStringValue) {
-    vreFactory.addElement(VerificationResultEntryElement.create(stringValue));
-    vreFactory.addVerificationFix(
-        stringValue.isInputValue() ? SHOW_INPUT_ENTRIES : SHOW_OUTPUT_ENTRIES);
-    vreFactory.addToEntry(
-        VerificationClassification.WARNING,
-        templateDecisionColumn(stringValue.getVDmnColumn())
-            + "String value \"%s\" was not found in the list of predefined values.",
-        missingStringValue);
+    vreFactory
+        .addElement(VerificationResultEntryElement.create(stringValue))
+        .addVerificationFix(stringValue.isInputValue() ? SHOW_INPUT_ENTRIES : SHOW_OUTPUT_ENTRIES)
+        .addVerificationFix(
+            VerificationFix.getBuilder()
+                .withFixName("Add predefined value \"" + missingStringValue + "\"")
+                .addAction(
+                    Action.getBuilder()
+                        .withActionType(ActionType.UPDATE)
+                        .withActionScope(stringValue.isInputValue() ? INPUT_COLUMN : OUTPUT_COLUMN)
+                        .addIdValue(stringValue.getDecisionId())
+                        .addIdValue(stringValue.getVDmnColumn().getId())
+                        .addValue("addPredVal", missingStringValue)
+                        .build())
+                .build())
+        .addVerificationFix(
+            VerificationFix.getBuilder()
+                .withFixName("Delete rule " + stringValue.getVDmnRule().getRowNumber())
+                .addAction(
+                    Action.getBuilder()
+                        .withActionType(ActionType.DELETE)
+                        .withActionScope(RULE)
+                        .addIdValue(stringValue.getDecisionId())
+                        .addIdValue(stringValue.getRuleId())
+                        .build())
+                .build())
+        .addToEntry(
+            WARNING,
+            templateDecisionColumn(stringValue.getVDmnColumn())
+                + "String value \"%s\" was not found in the list of predefined values.",
+            missingStringValue);
   }
 }
diff --git a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js
index 552285f8589929820cb2c8637acb07f87d4a1c32..d40bd15c6a632fdf7805e8d82e1dc99c4708f75a 100644
--- a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js
+++ b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js
@@ -343,9 +343,13 @@ function performVerificationFixUPDATE(verificationEntry, fixAction) {
     case 'DECISION':
       updateDecision(verificationEntry, fixAction);
       break;
-    case 'RULE':
     case 'INPUT_COLUMN':
+      updateColumn(verificationEntry, fixAction, 'inputId');
+      break;
     case 'OUTPUT_COLUMN':
+      updateColumn(verificationEntry, fixAction, 'outputId');
+      break;
+    case 'RULE':
     case 'INPUT_ENTRY':
     case 'OUTPUT_ENTRY':
     default:
@@ -396,6 +400,44 @@ function updateDecision(verificationEntry, fixAction) {
   openViewWithId(verificationEntry.elements[0].identifier['definitionId']);
 }
 
+// ACTION CREATE PREDEFINED VALUE
+// )
+
+/**
+ *
+ * @param {VerificationEntry}  verificationEntry
+ * @param {Action} fixAction
+ * @param {String} idName (inputId or outputId)
+ */
+function updateColumn(verificationEntry, fixAction, idName) {
+  openViewWithId(fixAction.actionValues['decisionId']);
+  let column = getSheetElementWithId(fixAction.actionValues[idName]);
+  if (column) {
+    if (fixAction.actionValues['name']) {
+      if (idName === 'outputId') {
+        column.businessObject.name = fixAction.actionValues['name'];
+      } else {
+        column.businessObject.inputExpression.text = fixAction.actionValues['name'];
+      }
+    }
+    if (fixAction.actionValues['addPredVal']) {
+      let inputVals = [];
+      if (column.businessObject.inputValues) {
+        inputVals = column.businessObject.inputValues.text.split(",");
+      }
+      let value = fixAction.actionValues['addPredVal'];
+      if (!value.startsWith('"')) {
+        value = '"' + value;
+      }
+      if (!value.endsWith('"')) {
+        value = value + '"';
+      }
+      inputVals.push(value);
+      getCurrentModeler().editAllowedValues(column.businessObject, inputVals);
+    }
+  }
+}
+
 // get a rule:
 /**
  * Get a col by ID