diff --git a/.changeset/dull-bottles-learn.md b/.changeset/dull-bottles-learn.md
new file mode 100644
index 0000000000..e279f9e0ad
--- /dev/null
+++ b/.changeset/dull-bottles-learn.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-gcp-projects': patch
+---
+
+Add a `x-google-api-client` header for calls towards Google Cloud Projects
diff --git a/plugins/gcp-projects/src/api/GcpClient.ts b/plugins/gcp-projects/src/api/GcpClient.ts
index 10dcb5a4c8..e9375bcfa6 100644
--- a/plugins/gcp-projects/src/api/GcpClient.ts
+++ b/plugins/gcp-projects/src/api/GcpClient.ts
@@ -17,6 +17,7 @@
 import { GcpApi } from './GcpApi';
 import { Operation, Project } from './types';
 import { OAuthApi } from '@backstage/core-plugin-api';
+import packageinfo from '../../package.json';
 
 const BASE_URL =
   'https://content-cloudresourcemanager.googleapis.com/v1/projects';
@@ -30,6 +31,7 @@ export class GcpClient implements GcpApi {
       headers: {
         Accept: '*/*',
         Authorization: `Bearer ${await this.getToken()}`,
+        'X-Goog-Api-Client': `backstage/cloudbuild/${packageinfo.version}`,
       },
     });
 
@@ -48,6 +50,7 @@ export class GcpClient implements GcpApi {
     const response = await fetch(url, {
       headers: {
         Authorization: `Bearer ${await this.getToken()}`,
+        'X-Goog-Api-Client': `backstage/cloudbuild/${packageinfo.version}`,
       },
     });
 
@@ -74,6 +77,7 @@ export class GcpClient implements GcpApi {
       headers: {
         Accept: '*/*',
         Authorization: `Bearer ${await this.getToken()}`,
+        'X-Goog-Api-Client': `backstage/cloudbuild/${packageinfo.version}`,
       },
       body: JSON.stringify(newProject),
     });
diff --git a/plugins/gcp-projects/src/plugin.test.ts b/plugins/gcp-projects/src/plugin.test.ts
index 7b644d1400..8b53d0f0f0 100644
--- a/plugins/gcp-projects/src/plugin.test.ts
+++ b/plugins/gcp-projects/src/plugin.test.ts
@@ -15,9 +15,13 @@
  */
 
 import { gcpProjectsPlugin } from './plugin';
+import * as container from '@backstage/plugin-gcp-projects';
 
 describe('gcp-projects', () => {
   it('should export plugin', () => {
     expect(gcpProjectsPlugin).toBeDefined();
   });
+  it('should exist the GcpClient class', () => {
+    expect(container.GcpClient).toBeDefined();
+  });
 });