diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfiguration.java
index 6371b64414..74d8e0b527 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfiguration.java
@@ -28,7 +28,6 @@ import org.springframework.context.annotation.Import;
 import org.springframework.security.config.annotation.web.reactive.EnableWebFluxSecurity;
 import org.springframework.security.oauth2.jwt.ReactiveJwtDecoder;
 import org.springframework.security.oauth2.server.resource.BearerTokenAuthenticationToken;
-import org.springframework.security.oauth2.server.resource.authentication.OAuth2IntrospectionAuthenticationToken;
 import org.springframework.security.oauth2.server.resource.introspection.ReactiveOpaqueTokenIntrospector;
 
 /**
@@ -54,7 +53,7 @@ public class ReactiveOAuth2ResourceServerAutoConfiguration {
 	}
 
 	@Configuration(proxyBeanMethods = false)
-	@ConditionalOnClass({ OAuth2IntrospectionAuthenticationToken.class, ReactiveOpaqueTokenIntrospector.class })
+	@ConditionalOnClass({ BearerTokenAuthenticationToken.class, ReactiveOpaqueTokenIntrospector.class })
 	@Import({ ReactiveOAuth2ResourceServerOpaqueTokenConfiguration.OpaqueTokenIntrospectionClientConfiguration.class,
 			ReactiveOAuth2ResourceServerOpaqueTokenConfiguration.WebSecurityConfiguration.class })
 	static class OpaqueTokenConfiguration {
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfiguration.java
index e925a04aff..eb36410c0d 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfiguration.java
@@ -26,8 +26,8 @@ import org.springframework.boot.context.properties.EnableConfigurationProperties
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 import org.springframework.security.oauth2.jwt.JwtDecoder;
+import org.springframework.security.oauth2.server.resource.BearerTokenAuthenticationToken;
 import org.springframework.security.oauth2.server.resource.authentication.JwtAuthenticationToken;
-import org.springframework.security.oauth2.server.resource.authentication.OAuth2IntrospectionAuthenticationToken;
 import org.springframework.security.oauth2.server.resource.introspection.OpaqueTokenIntrospector;
 
 /**
@@ -52,7 +52,7 @@ public class OAuth2ResourceServerAutoConfiguration {
 	}
 
 	@Configuration(proxyBeanMethods = false)
-	@ConditionalOnClass({ OAuth2IntrospectionAuthenticationToken.class, OpaqueTokenIntrospector.class })
+	@ConditionalOnClass({ BearerTokenAuthenticationToken.class, OpaqueTokenIntrospector.class })
 	@Import({ OAuth2ResourceServerOpaqueTokenConfiguration.OpaqueTokenIntrospectionClientConfiguration.class,
 			OAuth2ResourceServerOpaqueTokenConfiguration.OAuth2WebSecurityConfigurerAdapter.class })
 	static class OpaqueTokenConfiguration {
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfigurationTests.java
index 55d1d0a840..89f664b5e1 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfigurationTests.java
@@ -51,8 +51,7 @@ import org.springframework.security.oauth2.jwt.NimbusReactiveJwtDecoder;
 import org.springframework.security.oauth2.jwt.ReactiveJwtDecoder;
 import org.springframework.security.oauth2.server.resource.BearerTokenAuthenticationToken;
 import org.springframework.security.oauth2.server.resource.authentication.JwtReactiveAuthenticationManager;
-import org.springframework.security.oauth2.server.resource.authentication.OAuth2IntrospectionAuthenticationToken;
-import org.springframework.security.oauth2.server.resource.authentication.OAuth2IntrospectionReactiveAuthenticationManager;
+import org.springframework.security.oauth2.server.resource.authentication.OpaqueTokenReactiveAuthenticationManager;
 import org.springframework.security.oauth2.server.resource.introspection.ReactiveOpaqueTokenIntrospector;
 import org.springframework.security.web.server.MatcherSecurityWebFilterChain;
 import org.springframework.security.web.server.SecurityWebFilterChain;
@@ -285,7 +284,7 @@ class ReactiveOAuth2ResourceServerAutoConfigurationTests {
 
 	@Test
 	void autoConfigurationWhenIntrospectionUriAvailableShouldBeConditionalOnClass() {
-		this.contextRunner.withClassLoader(new FilteredClassLoader(OAuth2IntrospectionAuthenticationToken.class))
+		this.contextRunner.withClassLoader(new FilteredClassLoader(BearerTokenAuthenticationToken.class))
 				.withPropertyValues(
 						"spring.security.oauth2.resourceserver.opaquetoken.introspection-uri=https://check-token.com",
 						"spring.security.oauth2.resourceserver.opaquetoken.client-id=my-client-id",
@@ -369,7 +368,7 @@ class ReactiveOAuth2ResourceServerAutoConfigurationTests {
 		ReactiveAuthenticationManagerResolver<?> authenticationManagerResolver = (ReactiveAuthenticationManagerResolver<?>) ReflectionTestUtils
 				.getField(webFilter, "authenticationManagerResolver");
 		Object authenticationManager = authenticationManagerResolver.resolve(null).block();
-		assertThat(authenticationManager).isInstanceOf(OAuth2IntrospectionReactiveAuthenticationManager.class);
+		assertThat(authenticationManager).isInstanceOf(OpaqueTokenReactiveAuthenticationManager.class);
 	}
 
 	private String cleanIssuerPath(String issuer) {
diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfigurationTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfigurationTests.java
index 77e0198461..5fa4b909fa 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfigurationTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfigurationTests.java
@@ -47,8 +47,8 @@ import org.springframework.security.oauth2.core.OAuth2TokenValidator;
 import org.springframework.security.oauth2.jwt.Jwt;
 import org.springframework.security.oauth2.jwt.JwtDecoder;
 import org.springframework.security.oauth2.jwt.JwtIssuerValidator;
+import org.springframework.security.oauth2.server.resource.BearerTokenAuthenticationToken;
 import org.springframework.security.oauth2.server.resource.authentication.JwtAuthenticationToken;
-import org.springframework.security.oauth2.server.resource.authentication.OAuth2IntrospectionAuthenticationToken;
 import org.springframework.security.oauth2.server.resource.introspection.OpaqueTokenIntrospector;
 import org.springframework.security.oauth2.server.resource.web.BearerTokenAuthenticationFilter;
 import org.springframework.security.web.FilterChainProxy;
@@ -287,7 +287,7 @@ class OAuth2ResourceServerAutoConfigurationTests {
 
 	@Test
 	void autoConfigurationWhenIntrospectionUriAvailableShouldBeConditionalOnClass() {
-		this.contextRunner.withClassLoader(new FilteredClassLoader(OAuth2IntrospectionAuthenticationToken.class))
+		this.contextRunner.withClassLoader(new FilteredClassLoader(BearerTokenAuthenticationToken.class))
 				.withPropertyValues(
 						"spring.security.oauth2.resourceserver.opaquetoken.introspection-uri=https://check-token.com",
 						"spring.security.oauth2.resourceserver.opaquetoken.client-id=my-client-id",