diff --git a/oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserService.java b/oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserService.java
index 71a0fee913..5baff07bef 100644
--- a/oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserService.java
+++ b/oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,7 +13,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package org.springframework.security.oauth2.client.userinfo;
 
 
@@ -22,6 +21,11 @@ import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
 
+import com.nimbusds.oauth2.sdk.ErrorObject;
+import com.nimbusds.openid.connect.sdk.UserInfoErrorResponse;
+import net.minidev.json.JSONObject;
+import reactor.core.publisher.Mono;
+
 import org.springframework.core.ParameterizedTypeReference;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
@@ -41,12 +45,6 @@ import org.springframework.util.StringUtils;
 import org.springframework.web.reactive.function.client.ClientResponse;
 import org.springframework.web.reactive.function.client.WebClient;
 
-import com.nimbusds.oauth2.sdk.ErrorObject;
-import com.nimbusds.openid.connect.sdk.UserInfoErrorResponse;
-
-import net.minidev.json.JSONObject;
-import reactor.core.publisher.Mono;
-
 /**
  * An implementation of an {@link ReactiveOAuth2UserService} that supports standard OAuth 2.0 Provider's.
  * <p>
@@ -119,7 +117,7 @@ public class DefaultReactiveOAuth2UserService implements ReactiveOAuth2UserServi
 			}
 			Mono<Map<String, Object>> userAttributes = requestHeadersSpec
 					.retrieve()
-					.onStatus(s -> s != HttpStatus.OK, response -> parse(response).map(userInfoErrorResponse -> {
+					.onStatus(HttpStatus::isError, response -> parse(response).map(userInfoErrorResponse -> {
 						String description = userInfoErrorResponse.getErrorObject().getDescription();
 						OAuth2Error oauth2Error = new OAuth2Error(
 								INVALID_USER_INFO_RESPONSE_ERROR_CODE, description,
diff --git a/oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserServiceTests.java b/oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserServiceTests.java
index 812ce4e434..fd89bb0428 100644
--- a/oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserServiceTests.java
+++ b/oauth2/oauth2-client/src/test/java/org/springframework/security/oauth2/client/userinfo/DefaultReactiveOAuth2UserServiceTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,7 +13,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package org.springframework.security.oauth2.client.userinfo;
 
 import java.time.Duration;
@@ -50,6 +49,7 @@ import org.springframework.security.oauth2.core.user.OAuth2UserAuthority;
 import org.springframework.web.reactive.function.client.WebClient;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
@@ -152,6 +152,24 @@ public class DefaultReactiveOAuth2UserServiceTests {
 		assertThat(userAuthority.getAttributes()).isEqualTo(user.getAttributes());
 	}
 
+	// gh-9336
+	@Test
+	public void loadUserWhenUserInfo201CreatedResponseThenReturnUser() {
+		// @formatter:off
+		String userInfoResponse = "{\n"
+				+ "   \"id\": \"user1\",\n"
+				+ "   \"first-name\": \"first\",\n"
+				+ "   \"last-name\": \"last\",\n"
+				+ "   \"middle-name\": \"middle\",\n"
+				+ "   \"address\": \"address\",\n"
+				+ "   \"email\": \"user1@example.com\"\n"
+				+ "}\n";
+		// @formatter:on
+		this.server.enqueue(new MockResponse().setResponseCode(201)
+				.setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE).setBody(userInfoResponse));
+		assertThatCode(() -> this.userService.loadUser(oauth2UserRequest()).block()).doesNotThrowAnyException();
+	}
+
 	// gh-5500
 	@Test
 	public void loadUserWhenAuthenticationMethodHeaderSuccessResponseThenHttpMethodGet() throws Exception {