diff --git a/packages/cdktf/lib/functions/terraform-functions.generated.ts b/packages/cdktf/lib/functions/terraform-functions.generated.ts
index 33e9a87c39..e0d3738e6e 100644
--- a/packages/cdktf/lib/functions/terraform-functions.generated.ts
+++ b/packages/cdktf/lib/functions/terraform-functions.generated.ts
@@ -1,3 +1,5 @@
+// Copyright (c) HashiCorp, Inc
+// SPDX-License-Identifier: MPL-2.0
 /*
  * This file is generated by tools/generate-funtion-bindings.
  * To update this file execute 'yarn run generate-function-bindings' in the root of the repository
diff --git a/tools/generate-function-bindings/scripts/fetch-metadata.ts b/tools/generate-function-bindings/scripts/fetch-metadata.ts
index efdb21efd4..6b3b2cdb6b 100644
--- a/tools/generate-function-bindings/scripts/fetch-metadata.ts
+++ b/tools/generate-function-bindings/scripts/fetch-metadata.ts
@@ -1,3 +1,6 @@
+// Copyright (c) HashiCorp, Inc
+// SPDX-License-Identifier: MPL-2.0
+
 // invokes the terraform cli to get function metadata json
 // (requires at least Terraform 1.4.0-beta2)
 import { execSync } from "child_process";
diff --git a/tools/generate-function-bindings/scripts/generate.ts b/tools/generate-function-bindings/scripts/generate.ts
index 411fd9d7e3..6b60db3236 100644
--- a/tools/generate-function-bindings/scripts/generate.ts
+++ b/tools/generate-function-bindings/scripts/generate.ts
@@ -1,3 +1,6 @@
+// Copyright (c) HashiCorp, Inc
+// SPDX-License-Identifier: MPL-2.0
+
 // uses the functions.json file to generate the bindings for CDKTF
 
 import fs from "fs/promises";
@@ -92,9 +95,15 @@ async function fetchMetadata() {
 
   const program = t.program([IMPORTS, fnClass]);
 
-  const code = prettier.format(generate(program as any).code, {
-    parser: "babel",
-  });
+  const code = prettier.format(
+    // adding comments unrelated to code doesn't work with an AST
+    `// Copyright (c) HashiCorp, Inc
+// SPDX-License-Identifier: MPL-2.0
+  ${generate(program as any).code}`,
+    {
+      parser: "babel",
+    }
+  );
 
   await fs.writeFile(OUTPUT_FILE, code);
 }