bin/sf in salesforce-deploy-tool-0.4.0 vs bin/sf in salesforce-deploy-tool-0.5.0

@@ -186,10 +186,10 @@
     git_name = ask "Please enter your Full name to be used as commit owner on GIT" do |q|
       q.validate = /^[a-zA-Z\s]+$/ 
     end
 
     git_email = ask "Please enter your email to be used as commit email on GIT" do |q|
-      q.validate = /^[a-z\.@A-Z\s]+$/ 
+      q.validate = /^.+@.+$/ 
     end
 
     %x[git config --global user.email "#{git_email}"]
     %x[git config --global user.name "#{git_name}"]