diff --git a/setup.cfg b/setup.cfg
index c4585a0..54a5b5f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -58,7 +58,3 @@ where = .
 [options.data_files]
 git =
     *.gitignore
-
-[options.extras_require]
-cuda =
-    cudatoolkit==10.1