diff --git a/spring-web-reactive/build.gradle b/spring-web-reactive/build.gradle
index 665a7799a6..4d003ee73a 100644
--- a/spring-web-reactive/build.gradle
+++ b/spring-web-reactive/build.gradle
@@ -29,14 +29,14 @@ dependencies {
 	compile "org.springframework:spring-core:4.2.0.RELEASE"
 	compile "org.springframework:spring-web:4.2.0.RELEASE"
 	compile "org.reactivestreams:reactive-streams:1.0.0"
-	compile "io.projectreactor:reactor-stream:2.0.6.BUILD-SNAPSHOT"
+	compile "io.projectreactor:reactor-stream:2.1.0.BUILD-SNAPSHOT"
 	compile "commons-logging:commons-logging:1.2"
 	compile "com.fasterxml.jackson.core:jackson-databind:2.6.1"
 
 	optional "io.reactivex:rxnetty:0.5.0-SNAPSHOT"
 	optional "io.reactivex:rxjava-reactive-streams:1.0.1"
 
-	optional "io.projectreactor:reactor-net:2.0.6.BUILD-SNAPSHOT"
+	optional "io.projectreactor:reactor-net:2.1.0.BUILD-SNAPSHOT"
 
 	provided "javax.servlet:javax.servlet-api:3.1.0"
 
diff --git a/spring-web-reactive/src/main/java/org/springframework/reactive/util/CompletableFutureUtils.java b/spring-web-reactive/src/main/java/org/springframework/reactive/util/CompletableFutureUtils.java
index e26afa24e5..3e92ddf717 100644
--- a/spring-web-reactive/src/main/java/org/springframework/reactive/util/CompletableFutureUtils.java
+++ b/spring-web-reactive/src/main/java/org/springframework/reactive/util/CompletableFutureUtils.java
@@ -23,7 +23,7 @@ import java.util.concurrent.CompletableFuture;
 import org.reactivestreams.Publisher;
 import org.reactivestreams.Subscriber;
 import org.reactivestreams.Subscription;
-import reactor.core.support.Exceptions;
+import reactor.core.error.Exceptions;
 import reactor.rx.Stream;
 import reactor.rx.action.Action;
 import reactor.rx.subscription.ReactiveSubscription;
@@ -131,8 +131,7 @@ public class CompletableFutureUtils {
 					}
 				});
 			} catch (Throwable throwable) {
-				Exceptions.throwIfFatal(throwable);
-				subscriber.onError(throwable);
+				Exceptions.publisher(throwable);
 			}
 		}
 
diff --git a/spring-web-reactive/src/test/java/org/springframework/reactive/web/http/ReactorHttpServer.java b/spring-web-reactive/src/test/java/org/springframework/reactive/web/http/ReactorHttpServer.java
index 5ed3e75216..028e650137 100644
--- a/spring-web-reactive/src/test/java/org/springframework/reactive/web/http/ReactorHttpServer.java
+++ b/spring-web-reactive/src/test/java/org/springframework/reactive/web/http/ReactorHttpServer.java
@@ -18,7 +18,6 @@ package org.springframework.reactive.web.http;
 import org.springframework.beans.factory.InitializingBean;
 import org.springframework.reactive.web.http.reactor.RequestHandlerAdapter;
 import org.springframework.util.Assert;
-import reactor.Environment;
 import reactor.bus.selector.Selectors;
 import reactor.io.buffer.Buffer;
 import reactor.io.net.NetStreams;
@@ -48,8 +47,6 @@ public class ReactorHttpServer extends HttpServerSupport implements Initializing
 		Assert.notNull(getHttpHandler());
 		this.reactorHandler = new RequestHandlerAdapter(getHttpHandler());
 
-		Environment.initializeIfEmpty();
-
 		this.reactorServer = (getPort() != -1 ?
 		 NetStreams.httpServer(getPort()) :
 		  NetStreams.httpServer());