diff --git a/Src/Witsml/Data/WitsmlCommonData.cs b/Src/Witsml/Data/WitsmlCommonData.cs
index 91e59c906..b7364b9d2 100644
--- a/Src/Witsml/Data/WitsmlCommonData.cs
+++ b/Src/Witsml/Data/WitsmlCommonData.cs
@@ -32,8 +32,5 @@ public class WitsmlCommonData
         [XmlElement("privateGroupOnly")]
         public string PrivateGroupOnly { get; set; }
 
-        [XmlElement("extensionAny")]
-        public string ExtensionAny { get; set; }
-
     }
 }
diff --git a/Src/WitsmlExplorer.Frontend/components/Modals/MissingDataAgentProperties.tsx b/Src/WitsmlExplorer.Frontend/components/Modals/MissingDataAgentProperties.tsx
index 84eaefc43..85a2e1cb6 100644
--- a/Src/WitsmlExplorer.Frontend/components/Modals/MissingDataAgentProperties.tsx
+++ b/Src/WitsmlExplorer.Frontend/components/Modals/MissingDataAgentProperties.tsx
@@ -15,8 +15,7 @@ const commonDataProperties = [
   "commonData.comments",
   "commonData.acquisitionTimeZone",
   "commonData.defaultDatum",
-  "commonData.privateGroupOnly",
-  "commonData.extensionAny"
+  "commonData.privateGroupOnly"
 ];
 
 export const objectToProperties: Record<string, string[]> = {