diff --git a/patchport.py b/patchport.py
index e4d88450d..8b6d23ce5 100644
--- a/patchport.py
+++ b/patchport.py
@@ -92,7 +92,7 @@ re_versioncode_xml = re.compile(r'(platformBuildVersionCode="[0-9]+")')
 re_versionname_xml = re.compile(r'(platformBuildVersionName="[0-9a-z.]+")')
 
 re_versioncode_yml = re.compile(r'versionCode: \'([0-9]+)\'')
-re_versionname_yml = re.compile(r'versionName: (.+)$')
+re_versionname_yml = re.compile(r'versionName: \'(.+)\'$')
 
 re_releasedate = re.compile(r'released on ([0-9]{4}-[0-9]{2}-[0-9]{2})')
 re_crashlytics = re.compile(r'com\.crashlytics\.android\.build_id">([a-z0-9]'