diff --git a/MozillaThunderbird.changes b/MozillaThunderbird.changes
index abcec4a..aba51d1 100644
--- a/MozillaThunderbird.changes
+++ b/MozillaThunderbird.changes
@@ -1,3 +1,27 @@
+-------------------------------------------------------------------
+Tue Mar  7 15:08:23 UTC 2017 - wr@rosenauer.org
+
+- update to Thunderbird 45.8.0 (boo#1028391)
+  * MFSA 2017-07
+    CVE-2017-5400: asm.js JIT-spray bypass of ASLR and DEP
+                   (bmo#1334933)
+    CVE-2017-5401: Memory Corruption when handling ErrorResult
+                   (bmo#1328861)
+    CVE-2017-5402: Use-after-free working with events in FontFace
+                   objects (bmo#1334876)
+    CVE-2017-5404: Use-after-free working with ranges in selections
+                   (bmo#1340138)
+    CVE-2017-5407: Pixel and history stealing via floating-point
+                   timing side channel with SVG filters (bmo#1336622)
+    CVE-2017-5410: Memory corruption during JavaScript garbage
+                   collection incremental sweeping (bmo#1330687)
+    CVE-2017-5408: Cross-origin reading of video captions in violation
+                   of CORS (bmo#1313711)
+    CVE-2017-5405: FTP response codes can cause use of
+                   uninitialized values for ports (bmo#1336699)
+    CVE-2017-5398: Memory safety bugs fixed in Firefox 52 and
+                   Firefox ESR 45.8
+
 -------------------------------------------------------------------
 Thu Feb  9 07:49:54 UTC 2017 - wr@rosenauer.org
 
diff --git a/MozillaThunderbird.spec b/MozillaThunderbird.spec
index a4634de..b69663d 100644
--- a/MozillaThunderbird.spec
+++ b/MozillaThunderbird.spec
@@ -17,9 +17,9 @@
 #
 
 
-%define mainversion 45.7.1
+%define mainversion 45.8.0
 %define update_channel release
-%define releasedate 2017020600
+%define releasedate 2017030300
 
 %if %suse_version > 1310
 %define gstreamer_ver 1.0
diff --git a/compare-locales.tar.xz b/compare-locales.tar.xz
index c285645..85fc135 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:d8fb6c2228abf427e0baa83807a508b3083f88d7d35e68d15bbf47278d563cce
-size 28392
+oid sha256:6469fc90ac155189cc9fa2b1fb209d2997de2c45d8a05e7e1d6c09ae015d3171
+size 28372
diff --git a/create-tar.sh b/create-tar.sh
index a63bf5e..ee2ec32 100644
--- a/create-tar.sh
+++ b/create-tar.sh
@@ -2,8 +2,8 @@
 
 CHANNEL="esr45"
 BRANCH="releases/comm-$CHANNEL"
-RELEASE_TAG="THUNDERBIRD_45_7_1_RELEASE"
-VERSION="45.7.1"
+RELEASE_TAG="THUNDERBIRD_45_8_0_RELEASE"
+VERSION="45.8.0"
 
 echo "cloning $BRANCH..."
 hg clone http://hg.mozilla.org/$BRANCH thunderbird
diff --git a/l10n-45.7.1.tar.xz b/l10n-45.7.1.tar.xz
deleted file mode 100644
index 03f0a3e..0000000
--- a/l10n-45.7.1.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ec9b6b1fedf2c02969b06702e4b41222d541032cddaf9e8bb35992a83b7679a7
-size 24525548
diff --git a/l10n-45.8.0.tar.xz b/l10n-45.8.0.tar.xz
new file mode 100644
index 0000000..4ce8db0
--- /dev/null
+++ b/l10n-45.8.0.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:76a50bb992378a93c0e39072edc1d9f5f5899d398d8fe8df668c7c98b18af72e
+size 24497668
diff --git a/thunderbird-45.7.1-source.tar.xz b/thunderbird-45.7.1-source.tar.xz
deleted file mode 100644
index 07dc543..0000000
--- a/thunderbird-45.7.1-source.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:bbb133fa9fddaefbb8127d88d598e4f380c7b413283edd78b320b21b17deca28
-size 212089380
diff --git a/thunderbird-45.8.0-source.tar.xz b/thunderbird-45.8.0-source.tar.xz
new file mode 100644
index 0000000..c1e3ed5
--- /dev/null
+++ b/thunderbird-45.8.0-source.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4c1817924bed48514d040191526a5c6f1f779b30cbed4829fe3a40209851e028
+size 211944208