diff --git a/setup.py b/setup.py
index 83db8b3fb..05243f036 100644
--- a/setup.py
+++ b/setup.py
@@ -116,7 +116,8 @@ tests_requirements = [
     "flake8-docstrings",
     "pydocstyle<4.0",
     "jaraco.windows==3.9.2",
-    "mock-ssh-server>=0.5.0",
+    # Using fork of mock-ssh-server that supports `lstat`
+    "mock-ssh-server @ git+https://github.com/mroutis/mock-ssh-server@master#egg=mock-ssh-server",
     "moto>=1.3.14.dev55",
     "rangehttpserver==1.2.0",
 ]