diff --git a/pkgs/by-name/al/alcom/package.nix b/pkgs/by-name/al/alcom/package.nix
index 30268c8c0e23..eca1d1b51a5c 100644
--- a/pkgs/by-name/al/alcom/package.nix
+++ b/pkgs/by-name/al/alcom/package.nix
@@ -53,6 +53,7 @@ rustPlatform.buildRustPackage (finalAttrs: {
   buildAndTestSubdir = subdir;
 
   npmDeps = fetchNpmDeps {
+    name = "${finalAttrs.pname}-${finalAttrs.version}-npm-deps";
     inherit (finalAttrs) src;
     sourceRoot = "${finalAttrs.src.name}/${subdir}";
     hash = "sha256-VyA2c2659Kg1DjLmmtvSAivltdraSBNArIu1XGENGmQ=";