diff --git a/plugins/auth-backend/src/providers/oidc/provider.test.ts b/plugins/auth-backend/src/providers/oidc/provider.test.ts
index 3732e7b1a7..f2bd8dcb90 100644
--- a/plugins/auth-backend/src/providers/oidc/provider.test.ts
+++ b/plugins/auth-backend/src/providers/oidc/provider.test.ts
@@ -54,7 +54,7 @@ describe('OidcAuthProvider', () => {
       .get('/.well-known/openid-configuration')
       .reply(200, issuerMetadata);
     const provider = new OidcAuthProvider(clientMetadata);
-    const { strategy } = ((await provider._implementation) as any) as {
+    const { strategy } = ((await (provider as any).implementation) as any) as {
       strategy: {
         _client: ClientMetadata;
         _issuer: IssuerMetadata;
diff --git a/plugins/auth-backend/src/providers/oidc/provider.ts b/plugins/auth-backend/src/providers/oidc/provider.ts
index 765fd8627e..4f2054c5f6 100644
--- a/plugins/auth-backend/src/providers/oidc/provider.ts
+++ b/plugins/auth-backend/src/providers/oidc/provider.ts
@@ -54,14 +54,14 @@ export type OidcAuthProviderOptions = OAuthProviderOptions & {
 };
 
 export class OidcAuthProvider implements OAuthHandlers {
-  readonly _implementation: Promise<OidcImpl>;
+  private readonly implementation: Promise<OidcImpl>;
 
   constructor(options: OidcAuthProviderOptions) {
-    this._implementation = this.setupStrategy(options);
+    this.implementation = this.setupStrategy(options);
   }
 
   async start(req: OAuthStartRequest): Promise<RedirectInfo> {
-    const { strategy } = await this._implementation;
+    const { strategy } = await this.implementation;
     return await executeRedirectStrategy(req, strategy, {
       accessType: 'offline',
       prompt: 'none',
@@ -73,7 +73,7 @@ export class OidcAuthProvider implements OAuthHandlers {
   async handler(
     req: express.Request,
   ): Promise<{ response: OAuthResponse; refreshToken: string }> {
-    const { strategy } = await this._implementation;
+    const { strategy } = await this.implementation;
     const { response, privateInfo } = await executeFrameHandlerStrategy<
       OAuthResponse,
       PrivateInfo
@@ -86,7 +86,7 @@ export class OidcAuthProvider implements OAuthHandlers {
   }
 
   async refresh(req: OAuthRefreshRequest): Promise<OAuthResponse> {
-    const { client } = await this._implementation;
+    const { client } = await this.implementation;
     const tokenset = await client.refresh(req.refreshToken);
     if (!tokenset.access_token) {
       throw new Error('Refresh failed');