diff --git a/hca/util/__init__.py b/hca/util/__init__.py
index 9913882a..c5d08ad5 100755
--- a/hca/util/__init__.py
+++ b/hca/util/__init__.py
@@ -493,15 +493,20 @@ def _parse_properties(properties, schema):
                                                   choices=parameter.get("enum"), required=parameter.get("required"))
         return body_props, method_args
 
-    def _build_client_method(self, http_method, http_path, method_data):
-        method_name_parts = [http_method] + [p for p in http_path.split("/")[1:] if not p.startswith("{")]
+    @staticmethod
+    def _build_method_name(http_method, http_path):
+        method_name = http_path.replace('/.well-known', '').replace('-', '_')
+        method_name_parts = [http_method] + [p for p in method_name.split("/")[1:] if not p.startswith("{")]
         method_name = "_".join(method_name_parts)
         if method_name.endswith("s") and (http_method.upper() in {"POST", "PUT"} or http_path.endswith("/{uuid}")):
             method_name = method_name[:-1]
+        return method_name
 
+    def _build_client_method(self, http_method, http_path, method_data):
+        method_name = self._build_method_name(http_method, http_path)
         parameters = {p["name"]: p for p in method_data.get("parameters", [])}
         body_json_schema = {"properties": {}}
-        if "requestBody" in method_data:
+        if "requestBody" in method_data and "application/json" in method_data["requestBody"]["content"]:
             body_json_schema = method_data["requestBody"]["content"]["application/json"]["schema"]
         else:
             for p in parameters:
diff --git a/test/integration/util/test_swagger_client.py b/test/integration/util/test_swagger_client.py
index 67b396a5..2857032f 100755
--- a/test/integration/util/test_swagger_client.py
+++ b/test/integration/util/test_swagger_client.py
@@ -48,7 +48,10 @@ class TestSwaggerClient(unittest.TestCase):
         "head_with_optional_param",
         "put_with_invalid_enum_param",
         "get_with_allOf_in_body_param",
-        "test_get_with_allOf_multiple_in_body_param"
+        "get_with_allOf_multiple_in_body_param",
+        "get_with_something_in_path",
+        "get_with_header_parameter",
+        "get_with_request_body_application_json"
     ]
 
     @classmethod
@@ -91,8 +94,9 @@ def setUp(self):
 
     def test_client_methods_exist(self):
         for method_name in self.generated_method_names:
-            self.assertTrue(hasattr(self.client.__class__, method_name) and
-                            callable(getattr(self.client.__class__, method_name)))
+            with self.subTest(method_name):
+                self.assertTrue(hasattr(self.client.__class__, method_name) and
+                                callable(getattr(self.client.__class__, method_name)))
 
     def test_get_with_path_query_params(self):
         http_method = "get"
@@ -401,6 +405,56 @@ def test_put_with_invalid_enum_param(self):
                                              '--query-param', query_param_invalid])
             self.assertEqual(e.exception.code, 2)
 
+    def test_get_with_something_in_path(self):
+        self._test("/with/something/.well-known/in/path", "get")
+
+    def test_get_with_header_parameter(self):
+        self._test("/with/header/parameter",
+                   "get",
+                   headers={"some_header": "foo"},
+                   command_args=["--some-header", "foo"])
+
+    def test_get_with_request_body_application_json(self):
+        self._test("/with/request_body/not_application/json",
+                   "get",
+                   json={"foo": "bar"},
+                   command_args=["--foo", "bar"])
+
+    def _test(self,
+              path: str,
+              http_method: str,
+              json: dict = None,
+              stream: bool = False,
+              params: dict = None,
+              headers: dict = None,
+              timeout=mock.ANY,
+              command_args: list = None):
+
+        params = params or {}
+        headers = headers or {}
+        command_args = command_args or []
+
+        command = self.get_command(http_method, path)
+        url = self.url_base + path
+
+        with mock.patch('requests.Session.request') as mock_request, \
+                mock.patch('hca.util._ClientMethodFactory._consume_response') as mock_consume_response:
+            mock_request.return_value = self.dummy_response
+
+            args = self.parser.parse_args([command] + command_args)
+            args.entry_point(args)
+            mock_consume_response.assert_called_once_with(mock.ANY)
+            mock_request.assert_called_once_with(http_method,
+                                                 url,
+                                                 json=json,
+                                                 stream=stream,
+                                                 params=params,
+                                                 headers=headers,
+                                                 timeout=timeout)
+
+    def get_command(self, http_method, path):
+        return self.client._build_method_name(http_method, path).replace('_', '-')
+
 
 if __name__ == "__main__":
     unittest.main()
diff --git a/test/res/test_swagger.json b/test/res/test_swagger.json
index 689ad3b8..f7295bdc 100644
--- a/test/res/test_swagger.json
+++ b/test/res/test_swagger.json
@@ -281,6 +281,87 @@
           }
         }
       }
+    },
+    "/with/something/.well-known/in/path": {
+      "get": {
+        "description": "GET method with /.well-known in path.",
+        "summary": "",
+        "responses": {
+          "200": {
+            "description": "OK"
+          }
+        }
+      }
+    },
+    "/with/header/parameter": {
+      "get": {
+        "description": "GET a method a header parameter.",
+        "summary": "",
+        "parameters": [
+          {
+            "name": "some_header",
+            "description": "A required header parameter.",
+            "in": "header",
+            "required": true,
+            "type": "string"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK"
+          }
+        }
+      }
+    },
+    "/with/request_body/application/json": {
+      "get": {
+        "description": "GET a method a header parameter.",
+        "summary": "",
+        "requestBody":{
+          "content": {
+            "application/json":{
+              "schema": {
+                "type": "object",
+                "properties": {
+                  "foo": {
+                    "type": "string"
+                  }
+                }
+              }
+            }
+          }
+        },
+        "responses": {
+          "200": {
+            "description": "OK"
+          }
+        }
+      }
+    },
+    "/with/request_body/not_application/json": {
+      "get": {
+        "description": "GET a method a header parameter.",
+        "summary": "",
+        "requestBody":{
+          "content": {
+            "application/json":{
+              "schema": {
+                "type": "object",
+                "properties": {
+                  "foo": {
+                    "type": "string"
+                  }
+                }
+              }
+            }
+          }
+        },
+        "responses": {
+          "200": {
+            "description": "OK"
+          }
+        }
+      }
     }
   }
 }