diff --git a/types/single-spa-react/index.d.ts b/types/single-spa-react/index.d.ts
index 82656bfaf5..9769d41963 100644
--- a/types/single-spa-react/index.d.ts
+++ b/types/single-spa-react/index.d.ts
@@ -1,29 +1,32 @@
 // Type definitions for single-spa-react 2.8
 // Project: https://github.com/CanopyTax/single-spa-react
 // Definitions by: Garrett Smith <https://github.com/Garrett-Smith-iq>
+//                 Chris Dopuch <https://github.com/chrisdopuch>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
-import * as React from 'react';
-import * as ReactDOM from 'react-dom';
+import * as React from "react";
+import * as ReactDOM from "react-dom";
 
 export = SingleSpaReact;
-declare function SingleSpaReact(opts: SingleSpaReact.Options): SingleSpaReact.Lifecycles;
+declare function SingleSpaReact(
+    opts: SingleSpaReact.Options
+): SingleSpaReact.Lifecycles;
 
 declare namespace SingleSpaReact {
-	interface Options {
-		React: typeof React;
-		ReactDOM: typeof ReactDOM;
-		rootComponent?: React.ComponentClass;
-		loadRootComponent?: () => Promise<React.ComponentClass>;
-		domElementGetter?: () => Element;
-		suppressComponentDidCatchWarning?: boolean;
-		parcelCanUpdate?: boolean;
-	}
+    interface Options {
+        React: typeof React;
+        ReactDOM: typeof ReactDOM;
+        rootComponent?: React.ComponentClass<any, any>;
+        loadRootComponent?: () => Promise<React.ComponentClass<any, any>>;
+        domElementGetter?: () => Element;
+        suppressComponentDidCatchWarning?: boolean;
+        parcelCanUpdate?: boolean;
+    }
 
-	interface Lifecycles {
-		bootstrap: (opts: Options, props: any) => Promise<void>;
-		mount: (opts: Options, props: any) => Promise<void>;
-		unmount: (opts: Options, props: any) => Promise<void>;
-	}
+    interface Lifecycles {
+        bootstrap: (props: any) => Promise<void>;
+        mount: (props: any) => Promise<void>;
+        unmount: (props: any) => Promise<void>;
+    }
 }
diff --git a/types/single-spa-react/single-spa-react-tests.ts b/types/single-spa-react/single-spa-react-tests.ts
deleted file mode 100644
index 7efed91489..0000000000
--- a/types/single-spa-react/single-spa-react-tests.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-import singleSpaReact = require('single-spa-react');
-import { Lifecycles } from 'single-spa-react';
-import * as React from 'react';
-import * as ReactDOM from 'react-dom';
-
-// $ExpectType Lifecycles
-singleSpaReact({
-	React,
-	ReactDOM,
-});
diff --git a/types/single-spa-react/single-spa-react-tests.tsx b/types/single-spa-react/single-spa-react-tests.tsx
new file mode 100644
index 0000000000..b9350fdb04
--- /dev/null
+++ b/types/single-spa-react/single-spa-react-tests.tsx
@@ -0,0 +1,21 @@
+import singleSpaReact = require("single-spa-react");
+import { Lifecycles } from "single-spa-react";
+import * as React from "react";
+import * as ReactDOM from "react-dom";
+
+interface customProps {
+    name: string;
+}
+
+class rootComponent extends React.Component<customProps> {
+    render() {
+        return <div> hello{this.props.name} !</div>;
+    }
+}
+
+// $ExpectType Lifecycles
+singleSpaReact({
+    React,
+    ReactDOM,
+    rootComponent
+});
diff --git a/types/single-spa-react/tsconfig.json b/types/single-spa-react/tsconfig.json
index 4204827d4d..a2b1f12071 100644
--- a/types/single-spa-react/tsconfig.json
+++ b/types/single-spa-react/tsconfig.json
@@ -1,24 +1,17 @@
 {
     "compilerOptions": {
         "module": "commonjs",
-        "lib": [
-            "es6",
-            "dom"
-        ],
+        "lib": ["es6", "dom"],
+        "jsx": "react",
         "noImplicitAny": true,
         "noImplicitThis": true,
         "strictFunctionTypes": true,
         "strictNullChecks": true,
         "baseUrl": "../",
-        "typeRoots": [
-            "../"
-        ],
+        "typeRoots": ["../"],
         "types": [],
         "noEmit": true,
         "forceConsistentCasingInFileNames": true
     },
-    "files": [
-        "index.d.ts",
-        "single-spa-react-tests.ts"
-    ]
+    "files": ["index.d.ts", "single-spa-react-tests.tsx"]
 }