diff --git a/.changeset/forty-students-brake.md b/.changeset/forty-students-brake.md
new file mode 100644
index 0000000000..8be76e59d2
--- /dev/null
+++ b/.changeset/forty-students-brake.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-scaffolder-backend': patch
+---
+
+Fix `catalog:write` on windows systems
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.test.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.test.ts
index 0af6822ccf..48c44f090a 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.test.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.test.ts
@@ -37,6 +37,7 @@ describe('catalog:write', () => {
     output: jest.fn(),
     createTemporaryDirectory: jest.fn(),
   };
+
   beforeEach(() => {
     jest.resetAllMocks();
   });
diff --git a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts
index d7f302031e..45481b47e6 100644
--- a/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts
+++ b/plugins/scaffolder-backend/src/scaffolder/actions/builtin/catalog/write.ts
@@ -15,6 +15,7 @@
  */
 
 import fs from 'fs-extra';
+import { resolve as resolvePath } from 'path';
 import { createTemplateAction } from '../../createTemplateAction';
 import * as yaml from 'yaml';
 import { Entity } from '@backstage/catalog-model';
@@ -41,7 +42,7 @@ export function createCatalogWriteAction() {
       const { entity } = ctx.input;
 
       await fs.writeFile(
-        `${ctx.workspacePath}/catalog-info.yaml`,
+        resolvePath(ctx.workspacePath, 'catalog-info.yaml'),
         yaml.stringify(entity),
       );
     },