diff --git a/community/seamonkey/PKGBUILD b/community/seamonkey/PKGBUILD
index ac1e5830a..7c0e61ee7 100644
--- a/community/seamonkey/PKGBUILD
+++ b/community/seamonkey/PKGBUILD
@@ -6,16 +6,16 @@
 
 pkgname=seamonkey
 pkgver=2.39
-pkgrel=2
+pkgrel=3
 pkgdesc="SeaMonkey internet suite"
 arch=('i686' 'x86_64')
 license=('MPL')
 depends=('alsa-lib'  'dbus-glib'  'desktop-file-utils'  'gtk2' 'hunspell'  'libevent'  'libnotify'  'libvpx'  'libxt' 'mime-types'  'mozilla-common'  'nss'  'sqlite'  'startup-notification' 'libpulse' 'icu' 'gconf')
-makedepends=('unzip' 'zip' 'pkg-config'  'python2' 'yasm' 'wireless_tools' 'mesa' 'autoconf2.13' 'imake' 'python3' 'gstreamer0.10-base')
-optdepends=('gstreamer0.10-base-plugins: vorbis decoding, ogg demuxing'
-            'gstreamer0.10-bad-plugins: aac, vp8 and opus decoding'
-            'gstreamer0.10-good-plugins: webm and mp4 demuxing'
-            'gstreamer0.10-ugly-plugins: h.264 decoding')
+makedepends=('unzip' 'zip' 'pkg-config'  'python2' 'yasm' 'wireless_tools' 'mesa' 'autoconf2.13' 'imake' 'python3' 'gst-plugins-base')
+optdepends=('gst-plugins-base: vorbis decoding, ogg demuxing'
+            'gst-plugins-bad: aac, vp8 and opus decoding'
+            'gst-plugins-good: webm and mp4 demuxing'
+            'gst-plugins-ugly: h.264 decoding')
 install=$pkgname.install
 url="http://www.seamonkey-project.org/"
 source=(https://archive.mozilla.org/pub/mozilla.org/seamonkey/releases/$pkgver/source/seamonkey-$pkgver.source.tar.xz
@@ -32,6 +32,9 @@ prepare() {
   cp ../mozconfig .mozconfig
   #patch -Np1 -i ../seamonkey-2.0-lang.patch
 
+  # FS#48404
+  echo "ac_add_options --enable-gstreamer=1.0" >> .mozconfig
+
   # https://bugs.archlinux.org/task/41689
   patch -Np1 -d mozilla -i ../../rhbz-966424.patch