diff --git a/src/contexts/MatrixClientContext.js b/src/contexts/MatrixClientContext.ts
similarity index 85%
rename from src/contexts/MatrixClientContext.js
rename to src/contexts/MatrixClientContext.ts
index 54a23ca132..7e8a92064d 100644
--- a/src/contexts/MatrixClientContext.js
+++ b/src/contexts/MatrixClientContext.ts
@@ -15,7 +15,8 @@ limitations under the License.
 */
 
 import { createContext } from "react";
+import { MatrixClient } from "matrix-js-sdk/src/client";
 
-const MatrixClientContext = createContext(undefined);
+const MatrixClientContext = createContext<MatrixClient>(undefined);
 MatrixClientContext.displayName = "MatrixClientContext";
 export default MatrixClientContext;