diff --git a/plugins/auth-backend/src/lib/legacy/adoptLegacyOAuthSignInResolver.test.ts b/plugins/auth-backend/src/lib/legacy/adaptLegacyOAuthSignInResolver.test.ts
similarity index 88%
rename from plugins/auth-backend/src/lib/legacy/adoptLegacyOAuthSignInResolver.test.ts
rename to plugins/auth-backend/src/lib/legacy/adaptLegacyOAuthSignInResolver.test.ts
index ab18970918..749cf96cbb 100644
--- a/plugins/auth-backend/src/lib/legacy/adoptLegacyOAuthSignInResolver.test.ts
+++ b/plugins/auth-backend/src/lib/legacy/adaptLegacyOAuthSignInResolver.test.ts
@@ -18,17 +18,17 @@ import {
   AuthResolverContext,
   PassportProfile,
 } from '@backstage/plugin-auth-node';
-import { adoptLegacyOAuthSignInResolver } from './adoptLegacyOAuthSignInResolver';
+import { adaptLegacyOAuthSignInResolver } from './adaptLegacyOAuthSignInResolver';
 
-describe('adoptLegacyOAuthSignInResolver', () => {
+describe('adaptLegacyOAuthSignInResolver', () => {
   it('should pass through undefined', () => {
-    expect(adoptLegacyOAuthSignInResolver(undefined)).toBeUndefined();
+    expect(adaptLegacyOAuthSignInResolver(undefined)).toBeUndefined();
   });
 
   it('should convert a legacy resolver to a new one', () => {
     const legacyResolver = jest.fn();
 
-    const newResolver = adoptLegacyOAuthSignInResolver(legacyResolver);
+    const newResolver = adaptLegacyOAuthSignInResolver(legacyResolver);
 
     newResolver?.(
       {
diff --git a/plugins/auth-backend/src/lib/legacy/adoptLegacyOAuthSignInResolver.ts b/plugins/auth-backend/src/lib/legacy/adaptLegacyOAuthSignInResolver.ts
similarity index 96%
rename from plugins/auth-backend/src/lib/legacy/adoptLegacyOAuthSignInResolver.ts
rename to plugins/auth-backend/src/lib/legacy/adaptLegacyOAuthSignInResolver.ts
index 594c296374..02056c0517 100644
--- a/plugins/auth-backend/src/lib/legacy/adoptLegacyOAuthSignInResolver.ts
+++ b/plugins/auth-backend/src/lib/legacy/adaptLegacyOAuthSignInResolver.ts
@@ -22,7 +22,7 @@ import {
 import { OAuthResult } from '../oauth';
 
 /** @public */
-export function adoptLegacyOAuthSignInResolver(
+export function adaptLegacyOAuthSignInResolver(
   signInResolver?: SignInResolver<OAuthResult>,
 ): SignInResolver<OAuthAuthenticatorResult<PassportProfile>> | undefined {
   return (
diff --git a/plugins/auth-backend/src/lib/legacy/index.ts b/plugins/auth-backend/src/lib/legacy/index.ts
index dcff046ded..8bd8b5c62e 100644
--- a/plugins/auth-backend/src/lib/legacy/index.ts
+++ b/plugins/auth-backend/src/lib/legacy/index.ts
@@ -15,5 +15,5 @@
  */
 
 export { adaptLegacyOAuthHandler } from './adaptLegacyOAuthHandler';
-export { adoptLegacyOAuthSignInResolver } from './adoptLegacyOAuthSignInResolver';
+export { adaptLegacyOAuthSignInResolver } from './adaptLegacyOAuthSignInResolver';
 export { adaptOAuthSignInResolverToLegacy } from './adaptOAuthSignInResolverToLegacy';