diff --git a/trunk/PKGBUILD b/trunk/PKGBUILD
index 1c3d8c9..d7e846e 100644
--- a/trunk/PKGBUILD
+++ b/trunk/PKGBUILD
@@ -9,16 +9,20 @@ license=('MPL')
 depends=('dbus-glib' 'gtk3' 'hunspell' 'icu'
          'libevent' 'libpulse' 'libvpx' 'libxt' 'mime-types'
          'nss' 'sqlite' 'startup-notification')
-makedepends=('autoconf2.13' 'clang' 'gtk2' 'imake' 'llvm' 'mesa' 'python2-setuptools'
-             'python2-psutil' 'rust' 'yasm' 'unzip' 'zip')
+makedepends=('autoconf2.13' 'clang' 'gtk2' 'imake' 'llvm' 'mesa' 'python2'
+             'rust' 'yasm' 'unzip' 'zip')
 optdepends=('networkmanager: Location detection via available WiFi networks'
 	    'libnotify: Notification integration'
 	    'pulseaudio: Audio support')
 url="https://www.seamonkey-project.org/"
 source=("https://archive.mozilla.org/pub/seamonkey/releases/$pkgver/source/seamonkey-$pkgver.source.tar.xz"
-        "mozconfig")
+        "mozconfig"
+        'seamonkey-2.53.2-sysctl.patch'
+        'seamonkey-2.53.3-rust-1.45.0.patch')
 sha256sums=('2cc86fc22b8113eecd75ae68d4857664e2aadcca72eff4e602301ba0bd5fe48b'
-            '4f371c19959a0745b33a1ef76182c26ece9bcaa6d5b04050539c6c96f4e3a6f3')
+            '4f371c19959a0745b33a1ef76182c26ece9bcaa6d5b04050539c6c96f4e3a6f3'
+            '9c2bc20032917bcb2702f2e0f7f1ce57c8d6148490417906ee5b066def5af42f'
+            '0b47c251015e399865bfce431630fe574f717fb4c72941cbf51528d09788b8ca')
 install="$pkgname.install"
 
 # Google API keys (see http://www.chromium.org/developers/how-tos/api-keys)
@@ -35,6 +39,9 @@ _mozilla_api_key=e05d56db0a694edc8b5aaebda3f2db6a
 
 prepare() {
   cd "$pkgname-$pkgver"
+  patch -p0 -i ../seamonkey-2.53.2-sysctl.patch
+  patch -p1 -i ../seamonkey-2.53.3-rust-1.45.0.patch
+
   cp ../mozconfig .mozconfig
 
   echo -n "$_google_api_key" > google-api-key