diff --git a/pkgs/applications/editors/emacs-modes/melpa-packages.nix b/pkgs/applications/editors/emacs-modes/melpa-packages.nix
index 68869113b92..7156bb86d61 100644
--- a/pkgs/applications/editors/emacs-modes/melpa-packages.nix
+++ b/pkgs/applications/editors/emacs-modes/melpa-packages.nix
@@ -341,7 +341,7 @@ let
         # Telega has a server portion for it's network protocol
         telega = super.telega.overrideAttrs (old: {
           buildInputs = old.buildInputs ++ [ pkgs.tdlib ];
-          nativeBuildInputs = [ external.pkgconfig ];
+          nativeBuildInputs = [ external.pkg-config ];
 
           postBuild = ''
             cd source/server