diff --git a/client/src/components/OAuthDebugCallback.tsx b/client/src/components/OAuthDebugCallback.tsx
index 99774297..67ddc926 100644
--- a/client/src/components/OAuthDebugCallback.tsx
+++ b/client/src/components/OAuthDebugCallback.tsx
@@ -46,6 +46,12 @@ const OAuthDebugCallback = ({ onConnect }: OAuthCallbackProps) => {
       if (storedState) {
         try {
           restoredState = JSON.parse(storedState);
+          if (restoredState && typeof restoredState.resource === "string") {
+            restoredState.resource = new URL(restoredState.resource);
+          }
+          if (restoredState && typeof restoredState.authorizationUrl === "string") {
+            restoredState.authorizationUrl = new URL(restoredState.authorizationUrl);
+          }
           // Clean up the stored state
           sessionStorage.removeItem(SESSION_KEYS.AUTH_DEBUGGER_STATE);
         } catch (e) {