diff --git a/python/build/project.py b/python/build/project.py
index a0cfa60ba..374ccdb14 100644
--- a/python/build/project.py
+++ b/python/build/project.py
@@ -20,7 +20,7 @@ class Project:
             self.base = base
 
         if name is None or version is None:
-            m = re.match(r'^([-\w]+)-(\d[\d.]*[a-z]?[\d.]*(?:-alpha\d+)?)$', self.base)
+            m = re.match(r'^([-\w]+)-(\d[\d.]*[a-z]?[\d.]*(?:-alpha\d+)?)(\+.*)?$', self.base)
             if name is None: name = m.group(1)
             if version is None: version = m.group(2)