diff --git a/pkgs/by-name/po/postgres-lsp/package.nix b/pkgs/by-name/po/postgres-language-server/package.nix
similarity index 97%
rename from pkgs/by-name/po/postgres-lsp/package.nix
rename to pkgs/by-name/po/postgres-language-server/package.nix
index c505ec0a5f6f..290bc26f02f7 100644
--- a/pkgs/by-name/po/postgres-lsp/package.nix
+++ b/pkgs/by-name/po/postgres-language-server/package.nix
@@ -7,7 +7,7 @@
   nodejs,
 }:
 rustPlatform.buildRustPackage (finalAttrs: {
-  pname = "postgres-lsp";
+  pname = "postgres-language-server";
   version = "0.16.1";
 
   src = fetchgit {
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index f40183e4d867..a2fe24a88240 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1214,6 +1214,7 @@ mapAliases {
   posterazor = throw "posterazor was removed due to numerous vulnerabilities in freeimage"; # Added 2025-10-23
   postfixadmin = throw "'postfixadmin' has been removed due to lack of maintenance and missing support for PHP >8.1"; # Added 2025-10-03
   postgis = throw "'postgis' has been removed. Use 'postgresqlPackages.postgis' instead."; # Added 2025-07-19
+  postgres-lsp = lib.warnOnInstantiate "'postgres-lsp' has been renamed to 'postgres-language-server'" postgres-language-server; # Added 2025-10-28
   postgresql13JitPackages = throw "'postgresql13JitPackages' has been renamed to/replaced by 'postgresql13Packages'"; # Converted to throw 2025-10-27
   postgresql14JitPackages = throw "'postgresql14JitPackages' has been renamed to/replaced by 'postgresql14Packages'"; # Converted to throw 2025-10-27
   postgresql15JitPackages = throw "'postgresql15JitPackages' has been renamed to/replaced by 'postgresql15Packages'"; # Converted to throw 2025-10-27