diff --git a/rskj-core/src/main/resources/version.properties b/rskj-core/src/main/resources/version.properties
index da76564f104..f055a4c4135 100644
--- a/rskj-core/src/main/resources/version.properties
+++ b/rskj-core/src/main/resources/version.properties
@@ -1,2 +1,2 @@
 versionNumber='6.3.1'
-modifier="RC"
+modifier="ARROWHEAD"