diff --git a/lutin/target.py b/lutin/target.py
index caa3012..ced3c61 100644
--- a/lutin/target.py
+++ b/lutin/target.py
@@ -142,6 +142,9 @@ class Target:
 		self.path_build = os.path.join("build", self.config["compilator"])
 	
 	def create_number_from_version_string(self, data):
+		tmp_data = data.split("-")
+		if len(tmp_data) > 1:
+			data = tmp_data[0]
 		list = data.split(".")
 		if len(list) == 1:
 			list.append("0")
diff --git a/setup.py b/setup.py
index 7329244..4d0a8e1 100755
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ def readme():
 
 # https://pypi.python.org/pypi?%3Aaction=list_classifiers
 setup(name='lutin',
-      version='0.7.2',
+      version='0.7.3',
       description='Lutin generic builder',
       long_description=readme(),
       url='http://github.com/HeeroYui/lutin',