diff --git a/setup.cfg b/setup.cfg
index 8d4dee0..a1bf1eb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -68,7 +68,8 @@ addopts = --doctest-modules
 
 
 [pycalver]
-current_version = v201812.0018
+current_version = "v201812.0018"
+version_pattern = "{pycalver}"
 commit = True
 tag = True
 push = True