diff --git a/src/openforms/js/compiled-lang/en.json b/src/openforms/js/compiled-lang/en.json
index 8a8f80a0bb..bca34333da 100644
--- a/src/openforms/js/compiled-lang/en.json
+++ b/src/openforms/js/compiled-lang/en.json
@@ -697,6 +697,12 @@
       "value": "Maximum time"
     }
   ],
+  "5zEEiB": [
+    {
+      "type": 0,
+      "value": "Changing the data type requires the initial value to be changed, in some cases this could mean result in the initial value being reset to the default value. Are you sure that you want to do this?"
+    }
+  ],
   "5zieWh": [
     {
       "type": 0,
@@ -5789,6 +5795,12 @@
       "value": "Set a key name before you can configure this variable"
     }
   ],
+  "vowYMF": [
+    {
+      "type": 0,
+      "value": "Are you sure that you want to change the data type?"
+    }
+  ],
   "vp12ou": [
     {
       "type": 0,
diff --git a/src/openforms/js/compiled-lang/nl.json b/src/openforms/js/compiled-lang/nl.json
index 9a28ff5ee4..362d4d8bcd 100644
--- a/src/openforms/js/compiled-lang/nl.json
+++ b/src/openforms/js/compiled-lang/nl.json
@@ -697,6 +697,12 @@
       "value": "Maximale tijd"
     }
   ],
+  "5zEEiB": [
+    {
+      "type": 0,
+      "value": "Om het Datatype te veranderen, moet ook de beginwaarde aangepast worden. In sommige gevallen kan dit betekenen dat de beginwaarde wordt veranderd naar de standaard waarde van het Datatype. Weet je zeker dat je dit wilt doen?"
+    }
+  ],
   "5zieWh": [
     {
       "type": 0,
@@ -5811,6 +5817,12 @@
       "value": "Er moet een sleutelnaam ingesteld worden voordat deze variabele geconfigureerd kan worden"
     }
   ],
+  "vowYMF": [
+    {
+      "type": 0,
+      "value": "Weet je zeker dat je het Datatype wilt veranderen?"
+    }
+  ],
   "vp12ou": [
     {
       "type": 0,
diff --git a/src/openforms/js/lang/en.json b/src/openforms/js/lang/en.json
index 2693d4bf09..4350152fa0 100644
--- a/src/openforms/js/lang/en.json
+++ b/src/openforms/js/lang/en.json
@@ -269,6 +269,11 @@
     "description": "\"-\" operator description",
     "originalDefault": "minus"
   },
+  "5zEEiB": {
+    "defaultMessage": "Changing the data type requires the initial value to be changed, in some cases this could mean result in the initial value being reset to the default value. Are you sure that you want to do this?",
+    "description": "Changing user variable data type and transforming initial value confirmation message",
+    "originalDefault": "Changing the data type requires the initial value to be changed, in some cases this could mean result in the initial value being reset to the default value. Are you sure that you want to do this?"
+  },
   "5zieWh": {
     "defaultMessage": "Name of the form definition used in this form step",
     "description": "Form step name field help text",
@@ -2604,6 +2609,11 @@
     "description": "JSON editor: object entry has empty key name",
     "originalDefault": "Set a key name before you can configure this variable"
   },
+  "vowYMF": {
+    "defaultMessage": "Are you sure that you want to change the data type?",
+    "description": "Changing user variable data type and transforming initial value confirmation title",
+    "originalDefault": "Are you sure that you want to change the data type?"
+  },
   "vp12ou": {
     "defaultMessage": "The variable name to be used for the process instance.",
     "description": "Manage process vars alias help text",
diff --git a/src/openforms/js/lang/nl.json b/src/openforms/js/lang/nl.json
index a1ddacc16a..2597d2ff5e 100644
--- a/src/openforms/js/lang/nl.json
+++ b/src/openforms/js/lang/nl.json
@@ -271,6 +271,11 @@
     "isTranslated": true,
     "originalDefault": "minus"
   },
+  "5zEEiB": {
+    "defaultMessage": "Om het Datatype te veranderen, moet ook de beginwaarde aangepast worden. In sommige gevallen kan dit betekenen dat de beginwaarde wordt veranderd naar de standaard waarde van het Datatype. Weet je zeker dat je dit wilt doen?",
+    "description": "Changing user variable data type and transforming initial value confirmation message",
+    "originalDefault": "Changing the data type requires the initial value to be changed, in some cases this could mean result in the initial value being reset to the default value. Are you sure that you want to do this?"
+  },
   "5zieWh": {
     "defaultMessage": "Naam van de formulierdefinitie die in deze stap gebruikt wordt.",
     "description": "Form step name field help text",
@@ -2622,6 +2627,11 @@
     "description": "JSON editor: object entry has empty key name",
     "originalDefault": "Set a key name before you can configure this variable"
   },
+  "vowYMF": {
+    "defaultMessage": "Weet je zeker dat je het Datatype wilt veranderen?",
+    "description": "Changing user variable data type and transforming initial value confirmation title",
+    "originalDefault": "Are you sure that you want to change the data type?"
+  },
   "vp12ou": {
     "defaultMessage": "De variabelenaam om te gebruiken in de procesinstantie.",
     "description": "Manage process vars alias help text",