diff --git a/packages/reffuse/src/Reffuse.tsx b/packages/reffuse/src/Reffuse.tsx
index aff1cc5..4ee5774 100644
--- a/packages/reffuse/src/Reffuse.tsx
+++ b/packages/reffuse/src/Reffuse.tsx
@@ -7,7 +7,7 @@ export class Reffuse<R, ER> {
     constructor(
         runtime: ManagedRuntime.ManagedRuntime<R, ER>
     ) {
-        this.Context = React.createContext(runtime)
+        this.Context = React.createContext<ManagedRuntime.ManagedRuntime<R, ER>>(null!)
 
         this.Provider = (props: { readonly children?: React.ReactNode }) => (
             <this.Context