diff --git a/pkgs/applications/networking/instant-messengers/franz/default.nix b/pkgs/applications/networking/instant-messengers/franz/default.nix
index ef84f6402b52..d5ef754e173a 100644
--- a/pkgs/applications/networking/instant-messengers/franz/default.nix
+++ b/pkgs/applications/networking/instant-messengers/franz/default.nix
@@ -25,15 +25,18 @@ in stdenv.mkDerivation rec {
       "16l9jma2hiwzl9l41yhrwribcgmxca271rq0cfbbm9701mmmciyy";
   };
 
-  phases = [ "unpackPhase" "installPhase" "postFixup" ];
+  # don't remove runtime deps
+  dontPatchELF = true;
 
-  deps = with xorg; [
-   gtk2 atk glib pango gdk_pixbuf cairo freetype fontconfig dbus
-   libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes
-   libXrender libX11 libXtst libXScrnSaver gnome2.GConf nss nspr alsaLib
-   cups expat stdenv.cc.cc
-
-   udev libnotify
+  deps = (with xorg; [
+    libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes
+    libXrender libX11 libXtst libXScrnSaver
+  ]) ++ [
+    gtk2 atk glib pango gdk_pixbuf cairo freetype fontconfig dbus
+    gnome2.GConf nss nspr alsaLib cups expat stdenv.cc.cc
+  # runtime deps
+  ] ++ [
+    udev libnotify
   ];
 
   unpackPhase = ''
@@ -42,19 +45,20 @@ in stdenv.mkDerivation rec {
 
   installPhase = ''
     patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" Franz
-    patchelf --set-rpath "$out/share/franz:${stdenv.lib.makeLibraryPath deps}" Franz
+    patchelf --set-rpath "$out/opt/franz:${stdenv.lib.makeLibraryPath deps}" Franz
 
-    mkdir -p $out/bin $out/share/franz
-    cp -r * $out/share/franz
-    ln -s $out/share/franz/Franz $out/bin
+    mkdir -p $out/bin $out/opt/franz
+    cp -r * $out/opt/franz
+    ln -s $out/opt/franz/Franz $out/bin
 
+    # provide desktop item and icon
     mkdir -p $out/share/applications $out/share/pixmaps
     ln -s ${desktopItem}/share/applications/* $out/share/applications
-    ln -s $out/share/franz/resources/app.asar.unpacked/assets/franz.png $out/share/pixmaps
+    ln -s $out/opt/franz/resources/app.asar.unpacked/assets/franz.png $out/share/pixmaps
   '';
 
   postFixup = ''
-    paxmark m $out/share/franz/Franz
+    paxmark m $out/opt/franz/Franz
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/networking/instant-messengers/rambox/default.nix b/pkgs/applications/networking/instant-messengers/rambox/default.nix
index 15df03ac90d9..f3212ea9b77c 100644
--- a/pkgs/applications/networking/instant-messengers/rambox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/rambox/default.nix
@@ -12,7 +12,6 @@ let
     url = "https://raw.githubusercontent.com/saenzramiro/rambox/9e4444e6297dd35743b79fe23f8d451a104028d5/resources/Icon.png";
     sha256 = "0r00l4r5mlbgn689i3rp6ks11fgs4h2flvrlggvm2qdd974d1x0b";
   };
-
   desktopItem = makeDesktopItem rec {
     name = "Rambox";
     exec = "rambox";
@@ -30,31 +29,35 @@ in stdenv.mkDerivation rec {
       "13xmljsdahffdzndg30qxh8mj7bgd9jwkxknrvlh3l6w35pbj085";
   };
 
-  phases = [ "unpackPhase" "installPhase" "postFixup" ];
+  # don't remove runtime deps
+  dontPatchELF = true;
 
-  deps = with xorg; [
-   gtk2 atk glib pango gdk_pixbuf cairo freetype fontconfig dbus
-   libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes
-   libXrender libX11 libXtst libXScrnSaver gnome2.GConf nss nspr alsaLib
-   cups expat stdenv.cc.cc
-
-   udev libnotify
+  deps = (with xorg; [
+    libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes
+    libXrender libX11 libXtst libXScrnSaver
+  ]) ++ [
+    gtk2 atk glib pango gdk_pixbuf cairo freetype fontconfig dbus
+    gnome2.GConf nss nspr alsaLib cups expat stdenv.cc.cc
+  # runtime deps
+  ] ++ [
+    udev libnotify
   ];
 
   installPhase = ''
     patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" rambox
-    patchelf --set-rpath "$out/share/rambox:${stdenv.lib.makeLibraryPath deps}" rambox
+    patchelf --set-rpath "$out/opt/rambox:${stdenv.lib.makeLibraryPath deps}" rambox
 
-    mkdir -p $out/bin $out/share/rambox
-    cp -r * $out/share/rambox
-    ln -s $out/share/rambox/rambox $out/bin
+    mkdir -p $out/bin $out/opt/rambox
+    cp -r * $out/opt/rambox
+    ln -s $out/opt/rambox/rambox $out/bin
 
+    # provide desktop item
     mkdir -p $out/share/applications
     ln -s ${desktopItem}/share/applications/* $out/share/applications
   '';
 
   postFixup = ''
-    paxmark m $out/share/rambox/rambox
+    paxmark m $out/opt/rambox/rambox
   '';
 
   meta = with stdenv.lib; {