diff --git a/MozillaFirefox.changes b/MozillaFirefox.changes
index 5fa9f57..54eb441 100644
--- a/MozillaFirefox.changes
+++ b/MozillaFirefox.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Thu Dec  1 02:49:45 UTC 2016 - wr@rosenauer.org
+
+- update to Firefox 50.0.2
+  security fixes (in 50.0.1): (boo#1012807)
+  * MFSA 2016-91
+    CVE-2016-9078: data: URL can inherit wrong origin after an
+                   HTTP redirect (bmo#1317641)
+  security fixes (in 50.0.2)
+  * MFSA 2016-92
+    CVE-2016-9079: Use-after-free in SVG Animation (bmo#1321066)
+
 -------------------------------------------------------------------
 Mon Nov 14 21:07:03 UTC 2016 - wr@rosenauer.org
 
diff --git a/MozillaFirefox.spec b/MozillaFirefox.spec
index 0e49383..3478c3b 100644
--- a/MozillaFirefox.spec
+++ b/MozillaFirefox.spec
@@ -19,9 +19,9 @@
 
 # changed with every update
 %define major 50
-%define mainver %major.0
+%define mainver %major.0.2
 %define update_channel release
-%define releasedate 20161113000000
+%define releasedate 20161201000000
 
 # PIE, full relro (x86_64 for now)
 %define build_hardened 1
diff --git a/compare-locales.tar.xz b/compare-locales.tar.xz
index bb6a467..6e5ebaa 100644
--- a/compare-locales.tar.xz
+++ b/compare-locales.tar.xz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:19dcb04b06fba9065298bea01bdf323624b0a7a714d6018b07e2ce7e4c6eca60
-size 28404
+oid sha256:fddd6b05e350038d420599e70f4cd5ec28bed7b7747c6f13fb447cc13703eaa6
+size 28356
diff --git a/create-tar.sh b/create-tar.sh
index b00043b..eecc506 100644
--- a/create-tar.sh
+++ b/create-tar.sh
@@ -7,8 +7,8 @@
 
 CHANNEL="release"
 BRANCH="releases/mozilla-$CHANNEL"
-RELEASE_TAG="dc617d65c9f0cdbbe4351cc1e5c288b05f25f8f7"
-VERSION="50.0"
+RELEASE_TAG="FIREFOX_50_0_2_RELEASE"
+VERSION="50.0.2"
 
 # mozilla
 if [ -d mozilla ]; then
diff --git a/firefox-50.0-source.tar.xz b/firefox-50.0-source.tar.xz
deleted file mode 100644
index 3e675ac..0000000
--- a/firefox-50.0-source.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e39b1740e6e76f2b218117f32e4885f740f7ffb4e5aa7b882ba7e694ec70c75a
-size 205269544
diff --git a/firefox-50.0.2-source.tar.xz b/firefox-50.0.2-source.tar.xz
new file mode 100644
index 0000000..6dcb18a
--- /dev/null
+++ b/firefox-50.0.2-source.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ecec51f1e66dba7c966d951228c398609661115f5dc5057c22f4beb32d23ea96
+size 205253552
diff --git a/l10n-50.0.2.tar.xz b/l10n-50.0.2.tar.xz
new file mode 100644
index 0000000..9faf07e
--- /dev/null
+++ b/l10n-50.0.2.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:adc36b4cdb3de819dfc8ac02560526d0b88bdb0a137083eaa069ab660538693a
+size 44915288
diff --git a/l10n-50.0.tar.xz b/l10n-50.0.tar.xz
deleted file mode 100644
index ae38902..0000000
--- a/l10n-50.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d4e3493d6ad5a4542a62b6b896882fe247c23c5c27a3a63935cd137355d76791
-size 44969912
diff --git a/source-stamp.txt b/source-stamp.txt
index fe30293..3c4caf1 100644
--- a/source-stamp.txt
+++ b/source-stamp.txt
@@ -1,2 +1,2 @@
-REV=dc617d65c9f0
+REV=cc272f7d48d3
 REPO=http://hg.mozilla.org/releases/mozilla-release