diff --git a/pkgs/applications/editors/emacs/elisp-packages/elpa-packages.nix b/pkgs/applications/editors/emacs/elisp-packages/elpa-packages.nix
index 8bffb346dedd..3a1a5c97a94f 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/elpa-packages.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/elpa-packages.nix
@@ -72,14 +72,14 @@ self: let
 
         sourceRoot = "ada-mode-${self.ada-mode.version}";
 
-        nativeBuildInputs = [
+        nativeBuildInputs = old.nativeBuildInputs ++ [
           buildPackages.gnat
           buildPackages.gprbuild
           buildPackages.dos2unix
           buildPackages.re2c
         ];
 
-        buildInputs = [
+        buildInputs = old.buildInputs ++ [
           pkgs.gnatPackages.gnatcoll-xref
         ];
 
diff --git a/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix b/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix
index 51d554992558..e073852ba451 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix
@@ -321,9 +321,8 @@ let
           '';
           dontUseCmakeBuildDir = true;
           doCheck = pkgs.stdenv.isLinux;
-          packageRequires = [ self.emacs ];
-          buildInputs = [ pkgs.llvmPackages.libclang self.emacs ];
-          nativeBuildInputs = [ pkgs.cmake pkgs.llvmPackages.llvm ];
+          buildInputs = old.buildInputs ++ [ pkgs.llvmPackages.libclang ];
+          nativeBuildInputs = old.nativeBuildInputs ++ [ pkgs.cmake pkgs.llvmPackages.llvm ];
         });
 
         # tries to write a log file to $HOME
@@ -545,7 +544,7 @@ let
         # Telega has a server portion for it's network protocol
         telega = super.telega.overrideAttrs (old: {
           buildInputs = old.buildInputs ++ [ pkgs.tdlib ];
-          nativeBuildInputs = [ pkgs.pkg-config ];
+          nativeBuildInputs = old.nativeBuildInputs ++ [ pkgs.pkg-config ];
 
           postPatch = ''
             substituteInPlace telega-customize.el \
@@ -601,7 +600,7 @@ let
             export EZMQ_LIBDIR=$(mktemp -d)
             make
           '';
-          nativeBuildInputs = [
+          nativeBuildInputs = old.nativeBuildInputs ++ [
             pkgs.autoconf
             pkgs.automake
             pkgs.pkg-config
@@ -687,7 +686,7 @@ let
         };
 
         vterm = super.vterm.overrideAttrs (old: {
-          nativeBuildInputs = [ pkgs.cmake ];
+          nativeBuildInputs = old.nativeBuildInputs ++ [ pkgs.cmake ];
           buildInputs = old.buildInputs ++ [ self.emacs pkgs.libvterm-neovim ];
           cmakeFlags = [
             "-DEMACS_SOURCE=${self.emacs.src}"