diff --git a/pkgs/development/libraries/science/math/libtorch/bin.nix b/pkgs/development/libraries/science/math/libtorch/bin.nix
index 481836a4e115..87b5835aa9ef 100644
--- a/pkgs/development/libraries/science/math/libtorch/bin.nix
+++ b/pkgs/development/libraries/science/math/libtorch/bin.nix
@@ -18,7 +18,7 @@ let
   # this derivation. However, we should ensure on version bumps
   # that the CUDA toolkit for `passthru.tests` is still
   # up-to-date.
-  version = "1.8.0";
+  version = "1.8.1";
   device = if cudaSupport then "cuda" else "cpu";
   srcs = import ./binary-hashes.nix version;
   unavailable = throw "libtorch is not available for this platform";
diff --git a/pkgs/development/libraries/science/math/libtorch/binary-hashes.nix b/pkgs/development/libraries/science/math/libtorch/binary-hashes.nix
index 208e0b7adab8..ec4522a75592 100644
--- a/pkgs/development/libraries/science/math/libtorch/binary-hashes.nix
+++ b/pkgs/development/libraries/science/math/libtorch/binary-hashes.nix
@@ -1,14 +1,14 @@
 version: {
   x86_64-darwin-cpu = {
     url = "https://download.pytorch.org/libtorch/cpu/libtorch-macos-${version}.zip";
-    hash = "sha256-V1lbztMB09wyWjdiJrwVwJ00DT8Kihy/TC2cKmdBLIE=";
+    hash = "sha256-FYgnd5zlycjCYnP5bZcjpMdGYXrRERwhFFBYo/SJgzs=";
   };
   x86_64-linux-cpu = {
     url = "https://download.pytorch.org/libtorch/cpu/libtorch-cxx11-abi-shared-with-deps-${version}%2Bcpu.zip";
-    hash = "sha256-xBaNyI7eiQnSArHMITonrQQLZnZCZK/SWKOTWnxzdpc=";
+    hash = "sha256-xneCcVrY25Whgbs/kPbwdS1Lc0e6RxsDRpA5lHTZigc=";
   };
   x86_64-linux-cuda = {
     url = "https://download.pytorch.org/libtorch/cu111/libtorch-cxx11-abi-shared-with-deps-${version}%2Bcu111.zip";
-    hash = "sha256-uQ7ptOuzowJ0JSPIvJHyNotBfpsqAnxpMDLq7Vl6L00=";
+    hash = "sha256-VW+TW00nD49GBztCyxHE4dTyy81aN/kfYE3hKQOIm50=";
   };
 }