diff --git a/README.md b/README.md
index 4a40b9bfa..9664dead0 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ Snapshot and pre-release Maven artifacts are provided in the SpringSource snapsh
 To add this repo to your Gradle build, specify the URL like the following:
 
     ext {
-      reactorAddonsVersion = '3.5.0-M5'
+      reactorAddonsVersion = '3.5.0-M6'
     }
 
     repositories {
diff --git a/gradle.properties b/gradle.properties
index f2e454ad4..02fc36298 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1 @@
-version=3.5.0-SNAPSHOT
+version=3.5.0-M6
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0766582b2..0dfec0dfe 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-reactorCore = "3.5.0-SNAPSHOT"
+reactorCore = "3.5.0-M6"
 # Other shared versions
 reactiveStreams = "1.0.4"
 swt = "4.5.2"