diff --git a/.changes/unreleased/ENHANCEMENTS-20240912-115949.yaml b/.changes/unreleased/ENHANCEMENTS-20240912-115949.yaml
new file mode 100644
index 000000000..27599583c
--- /dev/null
+++ b/.changes/unreleased/ENHANCEMENTS-20240912-115949.yaml
@@ -0,0 +1,6 @@
+kind: ENHANCEMENTS
+body: Static schema support for Terraform Test and Mock files
+time: 2024-09-12T11:59:49.158918+02:00
+custom:
+    Issue: "1812"
+    Repository: vscode-terraform
diff --git a/src/extension.ts b/src/extension.ts
index a7cf29bd5..89b40e13d 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -43,6 +43,8 @@ const documentSelector: DocumentSelector = [
   { scheme: 'file', language: 'terraform-vars' },
   { scheme: 'file', language: 'terraform-stack' },
   { scheme: 'file', language: 'terraform-deploy' },
+  { scheme: 'file', language: 'terraform-test' },
+  { scheme: 'file', language: 'terraform-mock' },
 ];
 const outputChannel = vscode.window.createOutputChannel(brand);
 const tfcOutputChannel = vscode.window.createOutputChannel('HCP Terraform');
@@ -84,6 +86,8 @@ export async function activate(context: vscode.ExtensionContext): Promise<void>
         vscode.workspace.createFileSystemWatcher('**/*.tfvars'),
         vscode.workspace.createFileSystemWatcher('**/*.tfstack.hcl'),
         vscode.workspace.createFileSystemWatcher('**/*.tfdeploy.hcl'),
+        vscode.workspace.createFileSystemWatcher('**/*.tftest.hcl'),
+        vscode.workspace.createFileSystemWatcher('**/*.tfmock.hcl'),
       ],
     },
     diagnosticCollectionName: 'HashiCorpTerraform',