diff --git a/lib/redmine/scm/adapters/abstract_adapter.rb b/lib/redmine/scm/adapters/abstract_adapter.rb
index b467c284..96207295 100644
--- a/lib/redmine/scm/adapters/abstract_adapter.rb
+++ b/lib/redmine/scm/adapters/abstract_adapter.rb
@@ -182,7 +182,7 @@ module Redmine
         end
         
         def self.shellout(cmd, &block)
-          logger.debug "Shelling out: #{cmd}" if logger && logger.debug?
+          logger.debug "Shelling out: #{strip_credential(cmd)}" if logger && logger.debug?
           if Rails.env == 'development'
             # Capture stderr when running in dev environment
             cmd = "#{cmd} 2>>#{RAILS_ROOT}/log/scm.stderr.log"