diff --git a/src/bt_ifcmanager.rb b/src/bt_ifcmanager.rb
index e16318f..b6b6f35 100644
--- a/src/bt_ifcmanager.rb
+++ b/src/bt_ifcmanager.rb
@@ -32,7 +32,7 @@ module BimTools
 
   module IfcManager
     # Version and release information.
-    VERSION = '5.0.9'
+    VERSION = '5.1.0'
 
     # load plugin only if SketchUp version is PRO
     # raised minimum version to 2017 due to switch to htmldialog