diff --git a/lib/types/types.d.ts b/lib/types/types.d.ts
index 5eeb46d..64f9d59 100644
--- a/lib/types/types.d.ts
+++ b/lib/types/types.d.ts
@@ -74,7 +74,7 @@ declare global {
     var __REACT_DEVTOOLS_GLOBAL_HOOK__: unknown | undefined
     var __REACT_DEVTOOLS__:
         | {
-              version: string
+              version: number
               exports: {
                   connectToDevTools(opts: {
                       host?: string
diff --git a/src/plugins/start/developer-settings/definitions/RDTVersionSetting.tsx b/src/plugins/start/developer-settings/definitions/RDTVersionSetting.tsx
index 674b218..5c759b9 100644
--- a/src/plugins/start/developer-settings/definitions/RDTVersionSetting.tsx
+++ b/src/plugins/start/developer-settings/definitions/RDTVersionSetting.tsx
@@ -11,7 +11,7 @@ const RDTVersionSetting: SettingsItem = CopyableSetting(
         title: () => 'React DevTools',
         usePredicate: () => RDTContext.active,
     },
-    () => __REACT_DEVTOOLS__!.version,
+    () => String(__REACT_DEVTOOLS__!.version),
 )
 
 export default RDTVersionSetting