diff --git a/build.gradle b/build.gradle
index 87b15b7799b..de8a1dd156c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -69,7 +69,7 @@ ext {
     derbyVersion = '10.16.1.1'
     ftpServerVersion = '1.2.0'
     graalvmVersion = '24.0.1'
-    greenmailVersion = '2.1.0-alpha-4'
+    greenmailVersion = '2.1.0-rc-1'
     groovyVersion = '4.0.21'
     hamcrestVersion = '2.2'
     hazelcastVersion = '5.4.0'