diff --git a/pkgs/development/python-modules/bitsandbytes/default.nix b/pkgs/development/python-modules/bitsandbytes/default.nix
index ae462c019f07..ab2d8cd55431 100644
--- a/pkgs/development/python-modules/bitsandbytes/default.nix
+++ b/pkgs/development/python-modules/bitsandbytes/default.nix
@@ -11,7 +11,7 @@
 
 let
   pname = "bitsandbytes";
-  version = "0.45.0";
+  version = "0.45.1";
 
   inherit (torch) cudaPackages cudaSupport;
   inherit (cudaPackages) cudaVersion;
@@ -57,7 +57,7 @@ buildPythonPackage {
     owner = "TimDettmers";
     repo = "bitsandbytes";
     tag = version;
-    hash = "sha256-HoZNEDhCPgGwFgwT4NqkbUAy0bYqvki75FBZn5aLuKM=";
+    hash = "sha256-MZ+3mUXaAhRb+rBtE+eQqT3XdtFxlWJc/CmTEwQkKSA=";
   };
 
   # By default, which library is loaded depends on the result of `torch.cuda.is_available()`.