diff --git a/pkgs/by-name/ip/ipscan/package.nix b/pkgs/by-name/ip/ipscan/package.nix
index 61704697e931..80e653ab3e63 100644
--- a/pkgs/by-name/ip/ipscan/package.nix
+++ b/pkgs/by-name/ip/ipscan/package.nix
@@ -43,12 +43,9 @@ stdenv.mkDerivation (finalAttrs: {
       }" \
       --add-flags "-Xmx256m -cp $out/share/${finalAttrs.pname}-${finalAttrs.version}.jar:${swt}/jars/swt.jar net.azib.ipscan.Main"
 
-    mkdir -p $out/share/applications
-    cp usr/share/applications/ipscan.desktop $out/share/applications/ipscan.desktop
-    substituteInPlace $out/share/applications/ipscan.desktop --replace "/usr/bin" "$out/bin"
-
-    mkdir -p $out/share/pixmaps
-    cp usr/share/pixmaps/ipscan.png $out/share/pixmaps/ipscan.png
+    install -D usr/share/applications/ipscan.desktop -t $out/share/applications/
+    substituteInPlace $out/share/applications/ipscan.desktop --replace-fail "Exec=sh /usr/bin/ipscan" "Exec=ipscan"
+    install -D usr/share/pixmaps/ipscan.png -t $out/share/icons/hicolor/128x128/apps
   '';
 
   meta = {