diff --git a/setup.py b/setup.py
index 51b2413..50126a3 100644
--- a/setup.py
+++ b/setup.py
@@ -42,7 +42,7 @@ def build_extension(self, ext):
         cmake_args = shlex.split(os.environ.get("CMAKE_ARGS", ""))
         cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir,
                       '-DPYTHON_EXECUTABLE=' + sys.executable,
-                      '-DTBB_BUILD_TESTS=OFF'
+                      '-DTBB_BUILD_TESTS=OFF', '-DTBB_TESTS=OFF'
                       ]
 
         cfg = 'Debug' if self.debug else 'Release'