diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 0f26e492..f066861d 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 2.4.2
+current_version = 2.4.3
 
 [bumpversion:file:.env]
 
diff --git a/.env b/.env
index 7170712c..14674146 100644
--- a/.env
+++ b/.env
@@ -11,7 +11,7 @@ fi
 
 export PROJECT_NAME=$OPEN_PROJECT_NAME
 export PROJECT_DIR="$PWD"
-export PROJECT_VERSION="2.4.2"
+export PROJECT_VERSION="2.4.3"
 
 if [ ! -d "venv" ]; then
      if ! hash pyvenv 2>/dev/null; then
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6d4534f7..11daf45b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,9 @@ Ideally, within a virtual environment.
 Changelog
 =========
 
+### 2.4.3 [hotfix] - March 17, 2019
+- Fix issue #737 - latest hug release breaks meinheld worker setup
+
 ### 2.4.2 - March 16, 2019
 - Python 3.7 support improvements
 - No longer test against Python 3.4 - aimed for full deprecation in Hug 3.0.0
diff --git a/hug/_version.py b/hug/_version.py
index 4d6093d1..413dfc5f 100644
--- a/hug/_version.py
+++ b/hug/_version.py
@@ -21,4 +21,4 @@
 """
 from __future__ import absolute_import
 
-current = "2.4.2"
+current = "2.4.3"
diff --git a/hug/input_format.py b/hug/input_format.py
index 79d3a695..cbbdcf17 100644
--- a/hug/input_format.py
+++ b/hug/input_format.py
@@ -68,16 +68,13 @@ def urlencoded(body, charset='ascii', **kwargs):
 
 
 @content_type('multipart/form-data')
-def multipart(body, **header_params):
+def multipart(body, content_length=0, **header_params):
     """Converts multipart form data into native Python objects"""
+    header_params.setdefault('CONTENT-LENGTH', content_length)
     if header_params and 'boundary' in header_params:
         if type(header_params['boundary']) is str:
             header_params['boundary'] = header_params['boundary'].encode()
 
-    body_content_length = getattr(body, 'content_length', None)
-    if body_content_length:
-        header_params['CONTENT-LENGTH'] = body_content_length
-
     form = parse_multipart((body.stream if hasattr(body, 'stream') else body), header_params)
     for key, value in form.items():
         if type(value) is list and len(value) is 1:
diff --git a/hug/interface.py b/hug/interface.py
index 9f0c3e7e..f4f8ede2 100644
--- a/hug/interface.py
+++ b/hug/interface.py
@@ -604,11 +604,10 @@ def gather_parameters(self, request, response, context, api_version=None, **inpu
 
         if self.parse_body and request.content_length:
             body = request.stream
-            body.content_length = request.content_length
             content_type, content_params = parse_content_type(request.content_type)
             body_formatter = body and self.inputs.get(content_type, self.api.http.input_format(content_type))
             if body_formatter:
-                body = body_formatter(body, **content_params)
+                body = body_formatter(body, content_length=request.content_length, **content_params)
             if 'body' in self.all_parameters:
                 input_parameters['body'] = body
             if isinstance(body, dict):
diff --git a/setup.py b/setup.py
index 1f27fe6a..f18f96f2 100755
--- a/setup.py
+++ b/setup.py
@@ -86,7 +86,7 @@ def list_modules(dirname):
 
 setup(
     name='hug',
-    version='2.4.2',
+    version='2.4.3',
     description='A Python framework that makes developing APIs '
                 'as simple as possible, but no simpler.',
     long_description=long_description,
diff --git a/tests/test_decorators.py b/tests/test_decorators.py
index 0c94a089..dae2f6f0 100644
--- a/tests/test_decorators.py
+++ b/tests/test_decorators.py
@@ -662,7 +662,7 @@ def my_method():
 def test_input_format():
     """Test to ensure it's possible to quickly change the default hug output format"""
     old_format = api.http.input_format('application/json')
-    api.http.set_input_format('application/json', lambda a: {'no': 'relation'})
+    api.http.set_input_format('application/json', lambda a, **headers: {'no': 'relation'})
 
     @hug.get()
     def hello(body):
@@ -682,7 +682,7 @@ def hello2(body):
 @pytest.mark.skipif(sys.platform == 'win32', reason='Currently failing on Windows build')
 def test_specific_input_format():
     """Test to ensure the input formatter can be specified"""
-    @hug.get(inputs={'application/json': lambda a: 'formatted'})
+    @hug.get(inputs={'application/json': lambda a, **headers: 'formatted'})
     def hello(body):
         return body