diff --git a/pkgs/applications/networking/browsers/firefox-bin/default.nix b/pkgs/applications/networking/browsers/firefox-bin/default.nix
index 6a9cd8b7b47..6a5c9d67470 100644
--- a/pkgs/applications/networking/browsers/firefox-bin/default.nix
+++ b/pkgs/applications/networking/browsers/firefox-bin/default.nix
@@ -19,9 +19,11 @@
 , libXScrnSaver
 , libxcb
 , libXcomposite
+, libXcursor
 , libXdamage
 , libXext
 , libXfixes
+, libXi
 , libXinerama
 , libXrender
 , libXt
@@ -104,10 +106,12 @@ stdenv.mkDerivation {
       libX11
       libXScrnSaver
       libXcomposite
+      libXcursor
       libxcb
       libXdamage
       libXext
       libXfixes
+      libXi
       libXinerama
       libXrender
       libXt
diff --git a/pkgs/applications/networking/browsers/firefox/common.nix b/pkgs/applications/networking/browsers/firefox/common.nix
index 0531ec8d94e..50eb396d644 100644
--- a/pkgs/applications/networking/browsers/firefox/common.nix
+++ b/pkgs/applications/networking/browsers/firefox/common.nix
@@ -76,7 +76,7 @@ stdenv.mkDerivation (rec {
 
   buildInputs = [
     gtk2 perl zip libIDL libjpeg zlib bzip2
-    dbus dbus-glib pango freetype fontconfig xorg.libXi
+    dbus dbus-glib pango freetype fontconfig xorg.libXi xorg.libXcursor
     xorg.libX11 xorg.libXrender xorg.libXft xorg.libXt file
     nspr libnotify xorg.pixman yasm libGLU_combined
     xorg.libXScrnSaver xorg.scrnsaverproto
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
index 78e410cda0f..2384a9da19c 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
@@ -84,14 +84,14 @@ stdenv.mkDerivation rec {
     sha256 =
       if debug then
         if arch == "x86_64" then
-          "1ld9ldsqd5vgghpidskxqmlz8gwdyf3mi3wmfdiaabdjxgzbg8sk"
+          "1xa2mcbcxpfrqdf37a98nvvsvyp0bm3lsv21ky3ps9cba8a13z80"
         else
-          "1n96rx95spj4r34amapqr1i1klhv944fpvhdmn7gqjawr2hf36js"
+          "1jgl57ggcszdim51dcr0gsjmrdb2kdvxl0lv5zl83cvxcyz0z4p6"
       else
         if arch == "x86_64" then
           "0331r5af4zrvwc4h7dp5qyy91dfam5z03yjggls3x04i10nz5myw"
         else
-          "01ibzqzlscpkfqp33bx7qcpz6gfqp4dq9ny3zasvjhi5xqd78j1k";
+          "011cf0kycs4ih45l23bp6rr2vm7w7jaj4pjvmqwjax4xrb5pzkic";
   };
 
   nativeBuildInputs = [ unzip ];
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
index 563c8db418d..dbf0bbbd4d5 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
@@ -65,9 +65,9 @@ stdenv.mkDerivation rec {
         "https://fpdownload.macromedia.com/pub/flashplayer/updaters/30/flash_player_sa_linux.x86_64.tar.gz";
     sha256 =
       if debug then
-        "0snkhs9w192azgv3nykxmgb47z395yrx7faxshasmc7abvvnfpx1"
+        "1plmhv1799j0habmyxy7zhvilh823djmg4i387s6qifr5iv66pax"
       else
-        "1wgcsbm9w46sp8347agd5m05x3xrki8vi6pf208ifihljw04hbx3";
+        "13cb7sca5mw5b1iiimyxbfxwpmdh7aya8rnlhkv3fgk5a1jwrxqr";
   };
 
   nativeBuildInputs = [ unzip ];