diff --git a/pkgs/by-name/pr/prociono/package.nix b/pkgs/by-name/pr/prociono/package.nix
index 598d479909cb..9f8986a7ebc3 100644
--- a/pkgs/by-name/pr/prociono/package.nix
+++ b/pkgs/by-name/pr/prociono/package.nix
@@ -1,13 +1,22 @@
 {
   lib,
-  fetchFromGitHub,
   stdenvNoCC,
+  fetchFromGitHub,
+  installFonts,
 }:
 
 stdenvNoCC.mkDerivation {
   pname = "prociono";
   version = "2011-05-25";
 
+  outputs = [
+    "out"
+    "webfont"
+  ];
+
+  strictDeps = true;
+  __structuredAttrs = true;
+
   src = fetchFromGitHub {
     owner = "theleagueof";
     repo = "prociono";
@@ -15,14 +24,7 @@ stdenvNoCC.mkDerivation {
     hash = "sha256-gC5E0Z0O2cnthoBEu+UOQLsr3/a/3/JPIx3WCPsXXtk=";
   };
 
-  installPhase = ''
-    runHook preInstall
-
-    install -D -m444 -t $out/share/fonts/truetype $src/*.ttf
-    install -D -m444 -t $out/share/fonts/opentype $src/*.otf
-
-    runHook postInstall
-  '';
+  nativeBuildInputs = [ installFonts ];
 
   meta = {
     description = "Roman serif with blackletter elements";