diff --git a/rskj-core/src/main/resources/version.properties b/rskj-core/src/main/resources/version.properties
index f6a49d73be6..c2555c4cfa5 100644
--- a/rskj-core/src/main/resources/version.properties
+++ b/rskj-core/src/main/resources/version.properties
@@ -1,2 +1,2 @@
 versionNumber='6.4.0'
-modifier="SNAPSHOT"
+modifier="RC"