diff --git a/thunderbird/.md5sum b/thunderbird/.md5sum
index 18899a3ab..add3ebf7c 100644
--- a/thunderbird/.md5sum
+++ b/thunderbird/.md5sum
@@ -1,4 +1,4 @@
-6bb66f5cb67d573939d4e2ead6f7c7ca  thunderbird-31.2.0.source.tar.bz2
+3781dfb541412c7f6b530a654b834ce5  thunderbird-31.3.0.source.tar.bz2
 681d36d1cfb52c9e6b8eda15d3b386ab  thunderbird-install-dir.patch
 87f8666f06ba8c3668e39068050bb77a  thunderbird.desktop
 d66c388b7d287520c098e9d9853ce4bb  thunderbird_default48.png
diff --git a/thunderbird/Pkgfile b/thunderbird/Pkgfile
index af6246da8..b5bc3c127 100644
--- a/thunderbird/Pkgfile
+++ b/thunderbird/Pkgfile
@@ -4,7 +4,7 @@
 # Depends on:  python gtk alsa-lib xorg-libxt libnotify libidl nss dbus-glib xorg-libxdamage yasm mesa3d libjpeg-turbo
 
 name=thunderbird
-version=31.2.0
+version=31.3.0
 release=1
 source=(ftp://ftp.mozilla.org/pub/thunderbird/releases/$version/source/$name-$version.source.tar.bz2
     	$name.desktop ${name}_default48.png thunderbird-install-dir.patch)