diff --git a/lib/components/ApiInfo/api-info.spec.ts b/lib/components/ApiInfo/api-info.spec.ts
index d85efd66..acaebf1c 100644
--- a/lib/components/ApiInfo/api-info.spec.ts
+++ b/lib/components/ApiInfo/api-info.spec.ts
@@ -39,7 +39,7 @@ describe('Redoc components', () => {
     it('should render api name and version', () => {
       let nativeElement = getChildDebugElement(fixture.debugElement, 'api-info').nativeElement;
       let headerElement = nativeElement.querySelector('h1');
-      expect(headerElement.innerText).toContain('Swagger Petstore (1.0.0)');
+      expect(headerElement.innerText).toContain('Swagger Petstore (v1.0.0)');
     });
   });
 });
diff --git a/lib/components/ApiInfo/api-info.ts b/lib/components/ApiInfo/api-info.ts
index 2a8c20bf..db5db8a0 100644
--- a/lib/components/ApiInfo/api-info.ts
+++ b/lib/components/ApiInfo/api-info.ts
@@ -18,5 +18,8 @@ export class ApiInfo extends BaseComponent {
   prepareModel() {
     this.data = this.componentSchema.info;
     this.specUrl = this.optionsService.options.specUrl;
+    if (parseInt(this.data.version.substring(0, 1)) !== NaN) {
+      this.data.version = 'v' + this.data.version;
+    }
   }
 }