diff --git a/app/models/community.rb b/app/models/community.rb
index 557a399..b2fcddc 100644
--- a/app/models/community.rb
+++ b/app/models/community.rb
@@ -61,7 +61,7 @@ class Community < Organization
 
   def name=(value)
     super(value)
-    self.identifier = value.to_slug
+    self.identifier ||= value.to_slug
   end
 
   def default_template
--
libgit2 0.21.2