diff --git a/tests/unit/test_http_errors.py b/tests/unit/test_http_errors.py
index a4ec376..f2a7893 100644
--- a/tests/unit/test_http_errors.py
+++ b/tests/unit/test_http_errors.py
@@ -124,3 +124,15 @@ class TestHttpErrors(unittest.TestCase):
         response = GetOrPost(self.client, method).call(self.test_endpoint)
         self.assertEqual(response["code"], 202)
 
+    @httpretty.activate
+    @data(GET, POST)
+    def test_http_error_with_no_response_processing(self, method):
+        """
+        Check that get/post methods work with response processing disabled
+        when an HTTP error code is returned.
+        """
+        httpretty.register_uri(method, self.test_uri, status=500)
+        with self.assertRaises(trovebox.TroveboxError):
+            response = GetOrPost(self.client, method).call(self.test_endpoint,
+                                                           process_response=False)
+
diff --git a/trovebox/http.py b/trovebox/http.py
index dd33917..ffeb487 100644
--- a/trovebox/http.py
+++ b/trovebox/http.py
@@ -113,7 +113,11 @@ class Http(object):
         if process_response:
             return self._process_response(response)
         else:
-            return response.text
+            if 200 <= response.status_code < 300:
+                return response.text
+            else:
+                raise TroveboxError("HTTP Error %d: %s" %
+                                    (response.status_code, response.reason))
 
     def post(self, endpoint, process_response=True, files=None, **params):
         """
@@ -163,7 +167,11 @@ class Http(object):
         if process_response:
             return self._process_response(response)
         else:
-            return response.text
+            if 200 <= response.status_code < 300:
+                return response.text
+            else:
+                raise TroveboxError("HTTP Error %d: %s" %
+                                    (response.status_code, response.reason))
 
     def _construct_url(self, endpoint):
         """Return the full URL to the specified endpoint"""