diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 492827ed5..e00600578 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -2,7 +2,7 @@
 current_version = 0.20.0-rc8
 commit = True
 tag = True
-parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)-((?P<release>[a-z]+)(?P<candidate>\d+))?
+parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(-(?P<release>[a-z]+)(?P<candidate>\d+))?
 serialize = 
 	{major}.{minor}.{patch}-{release}{candidate}
 	{major}.{minor}.{patch}