diff --git a/magnumclient/common/httpclient.py b/magnumclient/common/httpclient.py
index 429f0550..ecf7e4a2 100644
--- a/magnumclient/common/httpclient.py
+++ b/magnumclient/common/httpclient.py
@@ -167,7 +167,15 @@ class HTTPClient(object):
         # Read body into string if it isn't obviously image data
         body_str = None
         if resp.getheader('content-type', None) != 'application/octet-stream':
-            body_str = ''.join([chunk for chunk in body_iter])
+            # decoding byte to string is necessary for Python 3.4 compatibility
+            # this issues has not been found with Python 3.4 unit tests
+            # because the test creates a fake http response of type str
+            # the if statement satisfies test (str) and real (bytes) behavior
+            body_list = [
+                chunk.decode("utf-8") if isinstance(chunk, bytes)
+                else chunk for chunk in body_iter
+            ]
+            body_str = ''.join(body_list)
             self.log_http_response(resp, body_str)
             body_iter = six.StringIO(body_str)
         else:
diff --git a/magnumclient/shell.py b/magnumclient/shell.py
index 8b9cf9ab..550a901e 100644
--- a/magnumclient/shell.py
+++ b/magnumclient/shell.py
@@ -396,6 +396,10 @@ class OpenStackMagnumShell(object):
 
     def main(self, argv):
 
+        # NOTE(Christoph Jansen): With Python 3.4 argv somehow becomes a Map.
+        #                         This hack fixes it.
+        argv = list(argv)
+
         # Parse args once to find version and debug settings
         parser = self.get_base_parser()
         (options, args) = parser.parse_known_args(argv)