diff --git a/packages/graphql-codegen-preset/src/__tests__/preset.test.ts b/packages/graphql-codegen-preset/src/__tests__/preset.test.ts
index b73aab68..33d53d46 100644
--- a/packages/graphql-codegen-preset/src/__tests__/preset.test.ts
+++ b/packages/graphql-codegen-preset/src/__tests__/preset.test.ts
@@ -136,4 +136,38 @@ describe('preset', () => {
       expect(result[0].content).toMatchSnapshot();
     });
   });
+
+  describe('Multiple Sections', () => {
+    it('works with no errors', async () => {
+      const input = {
+        schema: path.join(__dirname, '../utils/testing/example.graphql'),
+        generates: {
+          ['./generated.ts']: {
+            preset,
+            plugins: [],
+            presetConfig: {
+              generateTypeScriptCode: true,
+            },
+            documents: path.join(__dirname, './fixtures/exampleFile.ts'),
+          },
+          ['./generated2.ts']: {
+            preset,
+            plugins: [],
+            presetConfig: {
+              generateTypeScriptCode: true,
+            },
+            documents: path.join(__dirname, './fixtures/exampleFile.ts'),
+          },
+          ['./generated3.ts']: {
+            preset,
+            plugins: [],
+            documents: path.join(__dirname, './fixtures/exampleFile.ts'),
+          },
+        },
+      };
+
+      const result = await executeCodegen(input);
+      expect(result.length).toBe(3);
+    });
+  });
 });
diff --git a/packages/graphql-codegen-preset/src/preset.ts b/packages/graphql-codegen-preset/src/preset.ts
index cd8f9621..48f1aa51 100644
--- a/packages/graphql-codegen-preset/src/preset.ts
+++ b/packages/graphql-codegen-preset/src/preset.ts
@@ -79,7 +79,7 @@ export const preset: Types.OutputPreset<PresetConfig> = {
     return validateGraphQlDocuments(schemaObject, options.documents, validationRules()).then((errors) => {
       checkValidationErrors(errors);
 
-      const transformedObject = transformDocuments({ documentFiles: options.documents });
+      const transformedObject = transformDocuments({ documentFiles: cloneDeep(options.documents) });
 
       let pluginMap = options.pluginMap;
       let plugins = options.plugins;