diff --git a/pym/calculate/lib/variables/__init__.py b/pym/calculate/lib/variables/__init__.py
index 80bca78..85686a9 100644
--- a/pym/calculate/lib/variables/__init__.py
+++ b/pym/calculate/lib/variables/__init__.py
@@ -41,4 +41,4 @@ class VariableClVer(ReadonlyVariable):
     """
     Package version
     """
-    value = "3.5.5"
+    value = "3.6.0_alpha1"