diff --git a/svg-generator/__snapshots__/index.spec.js.snap b/svg-generator/__snapshots__/index.spec.js.snap
index f57cb1c..ef379fc 100644
--- a/svg-generator/__snapshots__/index.spec.js.snap
+++ b/svg-generator/__snapshots__/index.spec.js.snap
@@ -76,3 +76,13 @@ export const groupTwoIcons = [childOneIcon, childTwoIcon];
   },
 ]
 `;
+
+exports[`createTree should create the type file 1`] = `
+"export {};
+declare global {
+    interface SvgIcons {
+        icons: 'foo' | 'bar' | 'foo-bar';
+    }
+}
+"
+`;
diff --git a/svg-generator/generator.ts b/svg-generator/generator.ts
index f7463ed..9e80492 100644
--- a/svg-generator/generator.ts
+++ b/svg-generator/generator.ts
@@ -17,7 +17,7 @@ export function generateSVGIcons(config: Config | null) {
   removeOldIcons(resolve(mergedConfig.outputPath));
 
   const virtualTree = createTree(mergedConfig.srcPath, mergedConfig.outputPath, mergedConfig);
-  const names: string[] = [];
+  let names: string[] = [];
 
   if (mergedConfig.rootBarrelFile) {
     const allExports = virtualTree
@@ -27,16 +27,18 @@ export function generateSVGIcons(config: Config | null) {
     outputFileSync(join(mergedConfig.outputPath, `${mergedConfig.rootBarrelFileName}.ts`), allExports, {
       encoding: 'utf-8',
     });
+
+    names = virtualTree.filter(({ name }) => name !== INDEX).map(({ name }) => name);
   } else {
     virtualTree.forEach(({ path, content, name }) => {
       name !== INDEX && names.push(name);
       outputFileSync(path, content, { encoding: 'utf-8' });
     });
-
-    outputFileSync(`${mergedConfig.typesPath}/types/svg.d.ts`, createTypeFile(names), {
-      encoding: 'utf-8',
-    });
   }
+
+  outputFileSync(`${mergedConfig.typesPath}/types/svg.d.ts`, createTypeFile(names), {
+    encoding: 'utf-8',
+  });
 }
 
 function removeOldIcons(outputPath: string) {
diff --git a/svg-generator/index.spec.ts b/svg-generator/index.spec.ts
index 3175496..b9e2367 100644
--- a/svg-generator/index.spec.ts
+++ b/svg-generator/index.spec.ts
@@ -1,11 +1,11 @@
 import mock from 'mock-fs';
+import { createTypeFile } from './create-types';
 import { createTree } from './tree';
 import { defaults } from './types';
 
 const srcPath = `src/assets/svg`;
 
 describe('createTree', () => {
-
   it('should create the correct tree', () => {
     mock({
       [`${srcPath}/one.svg`]: '<svg>one</svg>',
@@ -27,4 +27,7 @@ describe('createTree', () => {
     expect(result).toMatchSnapshot();
   });
 
+  it('should create the type file', () => {
+    expect(createTypeFile(['foo', 'bar', 'foo-bar'])).toMatchSnapshot();
+  });
 });