Add whitespace
diff --git a/gstack/__init__.py b/gstack/__init__.py
index 782d694..6be6a06 100644
--- a/gstack/__init__.py
+++ b/gstack/__init__.py
@@ -79,7 +79,7 @@
     config.read(config_file)
 
     if not config.has_section(profile):
-        sys.exit('No profile matching '+ profile
+        sys.exit('No profile matching ' + profile
                  + ' found in configuration, please run gstack-configure -p '
                  + profile)