diff --git a/pkgs/by-name/co/cosmic-store/package.nix b/pkgs/by-name/co/cosmic-store/package.nix
index 96b3f223db9a..234b522ceb37 100644
--- a/pkgs/by-name/co/cosmic-store/package.nix
+++ b/pkgs/by-name/co/cosmic-store/package.nix
@@ -47,8 +47,8 @@ rustPlatform.buildRustPackage (finalAttrs: {
     "prefix"
     (placeholder "out")
     "--set"
-    "bin-src"
-    "target/${stdenv.hostPlatform.rust.cargoShortTarget}/release/cosmic-store"
+    "cargo-target-dir"
+    "target/${stdenv.hostPlatform.rust.cargoShortTarget}"
   ];
 
   passthru = {