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-rw-r--r--nixpkgs/pkgs/development/compilers/cudatoolkit/flags.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/compilers/cudatoolkit/flags.nix b/nixpkgs/pkgs/development/compilers/cudatoolkit/flags.nix
index 3b88ebc708b4..be1d98e87122 100644
--- a/nixpkgs/pkgs/development/compilers/cudatoolkit/flags.nix
+++ b/nixpkgs/pkgs/development/compilers/cudatoolkit/flags.nix
@@ -108,7 +108,7 @@ let
 
     # archNames :: List String
     # E.g. [ "Turing" "Ampere" ]
-    archNames = lists.unique (builtins.map (cap: cudaComputeCapabilityToName.${cap}) cudaCapabilities);
+    archNames = lists.unique (builtins.map (cap: cudaComputeCapabilityToName.${cap} or (throw "missing cuda compute capability")) cudaCapabilities);
 
     # realArches :: List String
     # The real architectures are physical architectures supported by the CUDA version.