diff --git a/Makefile b/Makefile
index b173e85d23..86940509f2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 ##
 ## Makefile for Opal developers
 ##
-version=5.0-SNAPSHOT
+version=5.1-SNAPSHOT
 magma_version=5.0-SNAPSHOT
 commons_version=4.1-SNAPSHOT
 java_opts="-Xms1G -Xmx4G -XX:+UseG1GC"