diff --git a/pkgs/by-name/kh/khmeros/package.nix b/pkgs/by-name/kh/khmeros/package.nix
index 07ba50b5680d..4a78cf57649a 100644
--- a/pkgs/by-name/kh/khmeros/package.nix
+++ b/pkgs/by-name/kh/khmeros/package.nix
@@ -2,6 +2,7 @@
   lib,
   stdenvNoCC,
   fetchurl,
+  installFonts,
 }:
 
 stdenvNoCC.mkDerivation rec {
@@ -13,14 +14,7 @@ stdenvNoCC.mkDerivation rec {
     hash = "sha256-gBcM9YHSuhbxvwfQTvywH/5kN921GOyvGtkROcmcBiw=";
   };
 
-  installPhase = ''
-    runHook preInstall
-
-    mkdir -p $out/share/fonts
-    cp *.ttf $out/share/fonts
-
-    runHook postInstall
-  '';
+  nativeBuildInputs = [ installFonts ];
 
   meta = {
     description = "Unicode fonts for the Khmer language";