diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8ac2655..259b6bb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 > **Note**: odd version numbers, for example, `0.13.0`, are not included in this changelog. They are used to test the new features and fixes before the final release.
 
-## [0.17.0] - Unreleased
+## [0.17.2] - Unreleased
 
 ### Changed: 
 
@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed: 
 
 - Diagnostics: Fixed GraphMockResponsePlugin does not require a config section issue
+- Diagnostics: Fixed languageModel property being reported as invalid config section
 
 ## [0.16.0] - 2025-02-03
 
diff --git a/package-lock.json b/package-lock.json
index 93a496b..97e55b7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "dev-proxy-toolkit",
-  "version": "0.17.1",
+  "version": "0.17.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "dev-proxy-toolkit",
-      "version": "0.17.1",
+      "version": "0.17.2",
       "dependencies": {
         "json-to-ast": "^2.1.0"
       },
diff --git a/package.json b/package.json
index 9a1a9bf..01af100 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "dev-proxy-toolkit",
   "displayName": "Dev Proxy Toolkit",
   "description": "Makes it easy to create and update Dev Proxy configuration files.",
-  "version": "0.17.1",
+  "version": "0.17.2",
   "publisher": "garrytrinder",
   "engines": {
     "vscode": "^1.89.0"
diff --git a/src/diagnostics.ts b/src/diagnostics.ts
index 893b64b..3142640 100644
--- a/src/diagnostics.ts
+++ b/src/diagnostics.ts
@@ -50,6 +50,10 @@ const checkConfigSection = (documentNode: parse.ObjectNode, diagnostics: vscode.
     const objectName = objectNode.key.value as string;
     const pluginNodes = getPluginsNode(documentNode);
 
+    if (objectName === 'languageModel') {
+      return;
+    }
+
     if (pluginNodes && pluginNodes.value.type === 'Array') {
       const plugins = (pluginNodes.value as parse.ArrayNode).children as parse.ObjectNode[];
       const matchFound = plugins.some((plugin) => {