diff --git a/pkgs/tools/security/john/default.nix b/pkgs/tools/security/john/default.nix
index f47728b8ba2a..2fedec48c700 100644
--- a/pkgs/tools/security/john/default.nix
+++ b/pkgs/tools/security/john/default.nix
@@ -48,20 +48,21 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = false;
 
   postInstall = ''
-    mkdir -p "$out/bin" "$out/etc/john" "$out/share/john" "$out/share/doc/john" "$out/share/john/rules"
+    mkdir -p "$out/bin" "$out/etc/john" "$out/share/john" "$out/share/doc/john" "$out/share/john/rules" "$out/${perlPackages.perl.libPrefix}"
     find -L ../run -mindepth 1 -maxdepth 1 -type f -executable \
       -exec cp -d {} "$out/bin" \;
     cp -vt "$out/etc/john" ../run/*.conf
     cp -vt "$out/share/john" ../run/*.chr ../run/password.lst
     cp -vt "$out/share/john/rules" ../run/rules/*.rule
     cp -vrt "$out/share/doc/john" ../doc/*
+    cp -vt "$out/${perlPackages.perl.libPrefix}" ../run/lib/*
   '';
 
   postFixup = ''
     wrapPythonPrograms
 
     for i in $out/bin/*.pl; do
-      wrapProgram "$i" --prefix PERL5LIB : $PERL5LIB
+      wrapProgram "$i" --prefix PERL5LIB : "$PERL5LIB:$out/${perlPackages.perl.libPrefix}"
     done
   '';