diff --git a/samples/codegen.sh b/samples/codegen.sh
index 014f3e20..8f532f24 100755
--- a/samples/codegen.sh
+++ b/samples/codegen.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-rm -rf examples
+rm -rf dist
 rm swagger-codegen-cli-v2.jar
 rm swagger-codegen-cli-v3.jar
 
diff --git a/src/utils/isSubdirectory.ts b/src/utils/isSubdirectory.ts
new file mode 100644
index 00000000..5a403fe8
--- /dev/null
+++ b/src/utils/isSubdirectory.ts
@@ -0,0 +1,5 @@
+import { relative } from 'path';
+
+export function isSubDirectory(parent: string, child: string) {
+    return relative(child, parent).startsWith('..');
+}
diff --git a/src/utils/writeClient.ts b/src/utils/writeClient.ts
index a1006c6f..8041bfcc 100644
--- a/src/utils/writeClient.ts
+++ b/src/utils/writeClient.ts
@@ -3,6 +3,7 @@ import { resolve } from 'path';
 import { Client } from '../client/interfaces/Client';
 import { HttpClient } from '../index';
 import { mkdir, rmdir } from './fileSystem';
+import { isSubDirectory } from './isSubdirectory';
 import { Templates } from './registerHandlebarTemplates';
 import { writeClientCore } from './writeClientCore';
 import { writeClientIndex } from './writeClientIndex';
@@ -41,6 +42,10 @@ export async function writeClient(
     const outputPathSchemas = resolve(outputPath, 'schemas');
     const outputPathServices = resolve(outputPath, 'services');
 
+    if (!isSubDirectory(process.cwd(), output)) {
+        throw new Error(`Output folder is not a subdirectory of the current working directory`);
+    }
+
     await rmdir(outputPath);
     await mkdir(outputPath);