diff --git a/setup.py b/setup.py
index eb17fbc9c..12bfc4deb 100644
--- a/setup.py
+++ b/setup.py
@@ -49,7 +49,7 @@ setup_configs["ENABLE_VISION"] = os.getenv("ENABLE_VISION", "ON")
 setup_configs["ENABLE_TRT_BACKEND"] = os.getenv("ENABLE_TRT_BACKEND", "OFF")
 setup_configs["WITH_GPU"] = os.getenv("WITH_GPU", "OFF")
 setup_configs["TRT_DIRECTORY"] = os.getenv("TRT_DIRECTORY", "UNDEFINED")
-setup_configs["CUDA_DIRECTORY"] = os.getenv("CUDA_DIRECTORY", "UNDEFINED")
+setup_configs["CUDA_DIRECTORY"] = os.getenv("CUDA_DIRECTORY", "/usr/local/cuda")
 
 TOP_DIR = os.path.realpath(os.path.dirname(__file__))
 SRC_DIR = os.path.join(TOP_DIR, "fastdeploy")