diff --git a/packageinfo.py b/packageinfo.py
index aa95fd8..f0b4e24 100644
--- a/packageinfo.py
+++ b/packageinfo.py
@@ -1,4 +1,4 @@
 NAME = "simphony_cmcl_kinetics"
-VERSION = 1.0.0"
+VERSION = "1.0.0"
 OSP_CORE_MIN = "3.3.4"
 OSP_CORE_MAX = "4.0.0"