diff --git a/setup.py b/setup.py
index a1d2c2e6e..d742e6595 100644
--- a/setup.py
+++ b/setup.py
@@ -59,10 +59,6 @@ class CMakeBuild(build_ext):
         debug = int(os.environ.get("DEBUG", 0)) if self.debug is None else self.debug
         cfg = "Debug" if debug else "Release"
 
-        # CMake lets you override the generator - we need to check this.
-        # Can be set with Conda-Build, for example.
-        cmake_generator = os.environ.get("CMAKE_GENERATOR", "")
-
         # Set Python_EXECUTABLE instead if you use PYBIND11_FINDPYTHON
         # EXAMPLE_VERSION_INFO shows you how to pass a value into the C++ code
         # from Python.