diff --git a/pkgs/by-name/he/heatseeker/package.nix b/pkgs/by-name/he/heatseeker/package.nix
index 7843e5f8660e..4ae24b8f6aab 100644
--- a/pkgs/by-name/he/heatseeker/package.nix
+++ b/pkgs/by-name/he/heatseeker/package.nix
@@ -7,17 +7,17 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "heatseeker";
-  version = "1.7.2";
+  version = "1.7.3";
 
   src = fetchFromGitHub {
     owner = "rschmitt";
     repo = "heatseeker";
     rev = "v${version}";
-    sha256 = "sha256-SU5HLAFA7IHnVhsmVtxskteeKKIEvvVSqHIeEk5BkfA=";
+    sha256 = "sha256-ZKwRXtfIYEblsGjSSiVCl9XztM43rzBofQpPNGMPu+w=";
   };
 
   useFetchCargoVendor = true;
-  cargoHash = "sha256-1DquXOdtSGXSU9bYzSW1J3ElpUIYB71NVBcGxnREy/k=";
+  cargoHash = "sha256-X4OTzgInh0D+EYCPkN2qyizzhARIOGwxJ2N9ZcrX/Ak=";
 
   # https://github.com/rschmitt/heatseeker/issues/42
   # I've suggested using `/usr/bin/env stty`, but doing that isn't quite as simple