--- a/setup.py	2025-02-22 16:44:42.102439182 +0100
+++ b/setup.py	2025-02-22 16:46:52.393841294 +0100
@@ -6,6 +6,7 @@
 import subprocess
 import sys
 import warnings
+import shlex
 from pathlib import Path
 
 import torch
@@ -127,7 +128,7 @@
             if NVCC_FLAGS is None:
                 nvcc_flags = []
             else:
-                nvcc_flags = nvcc_flags.split(" ")
+                nvcc_flags = shlex.split(NVCC_FLAGS)
         extra_compile_args["nvcc"] = nvcc_flags
 
     if sys.platform == "win32":