diff --git a/requirements-swh.txt b/requirements-swh.txt
new file mode 100644
index 0000000..2d1bbce
--- /dev/null
+++ b/requirements-swh.txt
@@ -0,0 +1 @@
+# Add here internal Software Heritage dependencies, one per line.
diff --git a/setup.py b/setup.py
index b71448a..2f587b7 100644
--- a/setup.py
+++ b/setup.py
@@ -1,30 +1,30 @@
 from setuptools import setup
 
 
 def parse_requirements():
     requirements = []
-    with open('requirements.txt') as f:
-        for line in f.readlines():
-            line = line.strip()
-            if not line or line.startswith('#'):
-                continue
-            requirements.append(line)
-
+    for reqf in ('requirements.txt', 'requirements-swh.txt'):
+        with open(reqf) as f:
+            for line in f.readlines():
+                line = line.strip()
+                if not line or line.startswith('#'):
+                    continue
+                requirements.append(line)
     return requirements
 
 
 # Edit this part to match your module
 # full sample: https://forge.softwareheritage.org/diffusion/DCORE/browse/master/setup.py
 setup(
     name='swh.<module-name>',
     description='Software Heritage <Module\'s intent>',
     author='Software Heritage developers',
     author_email='swh-devel@inria.fr',
     url='https://forge.softwareheritage.org/diffusion/<module-git-code>',
     packages=[],  # packages's modules
     scripts=[],   # scripts to package
     install_requires=parse_requirements(),
     setup_requires=['vcversioner'],
     vcversioner={},
     include_package_data=True,
 )