diff --git a/build.gradle b/build.gradle
index cab2a37de0..fd35f92d4c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -299,6 +299,7 @@ configure(allprojects) { project ->
 		repositories {
 			mavenCentral()
 			maven { url "https://repo.spring.io/libs-spring-framework-build" }
+			maven { url "https://repo.spring.io/milestone" } // for RSocket
 		}
 	}
 	configurations.all {