diff --git a/pom.xml b/pom.xml
index 16a8956d..0b6bfe18 100644
--- a/pom.xml
+++ b/pom.xml
@@ -70,7 +70,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<source.level>1.8</source.level>
-		<assertj.version>3.15.0</assertj.version>
+		<assertj.version>3.18.0</assertj.version>
 		<docs.resources.version>0.2.2.RELEASE</docs.resources.version>
 		<evo.version>1.2.2</evo.version>
 		<logback.version>1.2.3</logback.version>
@@ -79,14 +79,14 @@
 		<jackson-bom.version>2.11.2</jackson-bom.version>
 		<java-module-name>spring.hateoas</java-module-name>
 		<jsonpath.version>2.4.0</jsonpath.version>
-		<junit.version>5.6.2</junit.version>
-		<reactor-bom.version>2020.0.0-M2</reactor-bom.version>
+		<junit.version>5.7.0</junit.version>
+		<reactor-bom.version>2020.0.0</reactor-bom.version>
 		<slf4j.version>1.7.30</slf4j.version>
-		<spring.version>5.3.0-RC1</spring.version>
+		<spring.version>5.3.0</spring.version>
 		<spring-plugin.version>2.0.0.RELEASE</spring-plugin.version>
-		<kotlin.version>1.4.0-rc</kotlin.version>
-		<kotlinx-coroutines.version>1.3.8-1.4.0-rc</kotlinx-coroutines.version>
-		<mockk.version>1.10.0</mockk.version>
+		<kotlin.version>1.4.10</kotlin.version>
+		<kotlinx-coroutines.version>1.4.0</kotlinx-coroutines.version>
+		<mockk.version>1.10.2</mockk.version>
 	</properties>
 
 	<profiles>
@@ -95,7 +95,7 @@
 			<id>spring-next</id>
 			<properties>
 				<reactor-bom.version>2020.0.0-SNAPSHOT</reactor-bom.version>
-				<spring.version>5.3.0-SNAPSHOT</spring.version>
+				<spring.version>5.3.1-SNAPSHOT</spring.version>
 			</properties>
 		</profile>
 
diff --git a/src/test/java/org/springframework/hateoas/config/HypermediaWebTestClientConfigurerTest.java b/src/test/java/org/springframework/hateoas/config/HypermediaWebTestClientConfigurerTest.java
index 41b1bb01..f413b0db 100644
--- a/src/test/java/org/springframework/hateoas/config/HypermediaWebTestClientConfigurerTest.java
+++ b/src/test/java/org/springframework/hateoas/config/HypermediaWebTestClientConfigurerTest.java
@@ -24,7 +24,6 @@ import org.springframework.test.util.ReflectionTestUtils;
 import org.springframework.test.web.reactive.server.WebTestClient;
 import org.springframework.web.reactive.config.EnableWebFlux;
 import org.springframework.web.reactive.function.client.ExchangeStrategies;
-import org.springframework.web.reactive.function.client.WebClient;
 
 public class HypermediaWebTestClientConfigurerTest {
 
@@ -118,12 +117,12 @@ public class HypermediaWebTestClientConfigurerTest {
 	 * @param webTestClient
 	 * @return
 	 */
+	@SuppressWarnings("null")
 	private static ExchangeStrategies exchangeStrategies(WebTestClient webTestClient) {
 
-		WebClient webClient = (WebClient) ReflectionTestUtils.getField(webTestClient, "webClient");
+		Object exchangeFunction = ReflectionTestUtils.getField(webTestClient, "exchangeFunction");
 
-		return (ExchangeStrategies) ReflectionTestUtils
-				.getField(ReflectionTestUtils.getField(webClient, "exchangeFunction"), "strategies");
+		return (ExchangeStrategies) ReflectionTestUtils.getField(exchangeFunction, "strategies");
 	}
 
 	@Configuration