diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 767e2d5..514102d 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,6 +1,6 @@
 [bumpversion]
 current_version = 1.0.10b0
-parse = (?P<major>\d+)(\.(?P<minor>\d+))(\.(?P<patch>\d))(?P<release>[bf]*)(?P<build>\d*)
+parse = (?P<major>\d+)(\.(?P<minor>\d+))(\.(?P<patch>\d+))(?P<release>[bf]*)(?P<build>\d*)
 commit = True
 tag = True
 serialize =