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-rw-r--r--pkgs/development/python-modules/pytorch/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/python-modules/pytorch/default.nix b/pkgs/development/python-modules/pytorch/default.nix
index d55be70ae490..0556ff93c13c 100644
--- a/pkgs/development/python-modules/pytorch/default.nix
+++ b/pkgs/development/python-modules/pytorch/default.nix
@@ -105,7 +105,7 @@ let
     path = "${cudatoolkit}/lib/stubs/libcuda.so";
   }];
   cudaStubEnv = lib.optionalString cudaSupport
-    "LD_LIBRARY_PATH=${cudaStub}\${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH} ";
+    "LD_LIBRARY_PATH=${cudaStub}\${LD_LIBRARY_PATH:+:}$LD_LIBRARY_PATH ";
 
 in buildPythonPackage rec {
   version = "1.2.0";