diff --git a/sat/tools/common/async_process.py b/sat/tools/common/async_process.py
index 0f9512bf..204ee18e 100644
--- a/sat/tools/common/async_process.py
+++ b/sat/tools/common/async_process.py
@@ -87,8 +87,8 @@ class CommandProtocol(protocol.ProcessProtocol):
                      "stderr:\n{stderr}\n{stdout}\n")
                    .format(name = self.command_name,
                            code = reason.value.exitCode,
-                           stderr= err_data.encode('utf-8', 'replace'),
-                           stdout = "stdout: " + data.decode('utf-8', 'replace')
+                           stderr= err_data.decode(errors='replace'),
+                           stdout = "stdout: " + data.decode(errors='replace')
                                     if data else '',
                            ))
             self._deferred.errback(Failure(exceptions.CommandException(
@@ -137,3 +137,6 @@ class CommandProtocol(protocol.ProcessProtocol):
                              cmd_args,
                              **kwargs)
         return d
+
+
+run = CommandProtocol.run