[skip ci] Release v5.2.1
diff --git a/gradle.properties b/gradle.properties
index 06001b7..fb02286 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 title=Groovy Server Pages (GSP)
 authors=Graeme Rocher
-projectVersion=5.2.1-SNAPSHOT
+projectVersion=5.2.1
 projectDesc=GSP (Groovy Server Pages) - A server-side view rendering technology based on Groovy
 projectUrl=https://github.com/grails/grails-gsp
 githubSlug=grails/grails-gsp