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-rw-r--r--pkgs/build-support/rust/build-rust-crate/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/build-support/rust/build-rust-crate/default.nix b/pkgs/build-support/rust/build-rust-crate/default.nix
index 70d48bef8c9b..a175ba9d7f6e 100644
--- a/pkgs/build-support/rust/build-rust-crate/default.nix
+++ b/pkgs/build-support/rust/build-rust-crate/default.nix
@@ -100,7 +100,7 @@ stdenv.mkDerivation (rec {
     );
 
     crateFeatures = lib.optionalString (crate ? features)
-      (lib.concatMapStringsSep " " (f: "--cfg feature=\\\"${f}\\\"") (crate.features ++ features));
+      (lib.concatMapStringsSep " " (f: ''--cfg feature=\"${f}\"'') (crate.features ++ features));
 
     libName = if crate ? libName then crate.libName else crate.crateName;
     libPath = if crate ? libPath then crate.libPath else "";