diff --git a/spring-web-reactive/build.gradle b/spring-web-reactive/build.gradle
index 744ff47e7a..b6811b7eff 100644
--- a/spring-web-reactive/build.gradle
+++ b/spring-web-reactive/build.gradle
@@ -97,7 +97,7 @@ dependencies {
 	compile "commons-logging:commons-logging:1.2"
 
 	optional "org.springframework:spring-context-support:${springVersion}" // for FreeMarker
-	optional 'io.reactivex:rxjava:${rxJavaVersion}'
+	optional "io.reactivex:rxjava:${rxJavaVersion}"
 	optional ("io.reactivex:rxnetty-http:0.5.2-SNAPSHOT") {
 		exclude group: 'io.reactivex', module: 'rxjava'
 	}