diff --git a/sonar/version.py b/sonar/version.py
index 47a0b130e..d741d0282 100644
--- a/sonar/version.py
+++ b/sonar/version.py
@@ -24,5 +24,5 @@
 
 """
 
-PACKAGE_VERSION = "3.5"
-MIGRATION_TOOL_VERSION = "0.2"
+PACKAGE_VERSION = "3.4.1"
+MIGRATION_TOOL_VERSION = "0.1.1"