diff --git a/MozillaFirefox.changes b/MozillaFirefox.changes
index d6c02fd..057dbd1 100644
--- a/MozillaFirefox.changes
+++ b/MozillaFirefox.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Wed May  2 20:46:37 UTC 2018 - wr@rosenauer.org
+
+- do not try CSD on kwin (boo#1091592)
+- fix build in openSUSE:Leap:42.3:Update, use gcc7
+
+-------------------------------------------------------------------
+Tue May  1 14:26:24 UTC 2018 - astieger@suse.com
+
+- Mozilla Firefox 59.0.3:
+  * fixes for platforms other than GNU/Linux
+
 -------------------------------------------------------------------
 Fri Apr 20 12:31:52 UTC 2018 - mliska@suse.cz
 
diff --git a/MozillaFirefox.spec b/MozillaFirefox.spec
index 1531529..593167d 100644
--- a/MozillaFirefox.spec
+++ b/MozillaFirefox.spec
@@ -19,10 +19,10 @@
 
 # changed with every update
 %define major 59
-%define mainver %major.0.2
+%define mainver %major.0.3
 %define update_channel release
 %define branding 1
-%define releasedate 20180323154952
+%define releasedate 20180340000000
 
 # PIE, full relro (x86_64 for now)
 %define build_hardened 1
@@ -58,7 +58,7 @@ BuildRequires:  autoconf213
 BuildRequires:  dbus-1-glib-devel
 BuildRequires:  fdupes
 %if 0%{?suse_version} <= 1320
-BuildRequires:  gcc5-c++
+BuildRequires:  gcc7-c++
 %else
 BuildRequires:  gcc-c++
 %endif
@@ -298,7 +298,7 @@ export MOZILLA_OFFICIAL=1
 export BUILD_OFFICIAL=1
 export MOZ_TELEMETRY_REPORTING=1
 %if 0%{?suse_version} <= 1320
-export CC=gcc-5
+export CC=gcc-7
 %endif
 export CFLAGS="%{optflags} -fno-strict-aliasing"
 # boo#986541: add -fno-delete-null-pointer-checks for gcc6
diff --git a/compare-locales.tar.xz b/compare-locales.tar.xz
index 5c9f748..ac1daa1 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:c35c7ba668c5a16b33e2799111b94563a7e17bcd6443303fce38b90b882ec406
-size 28384
+oid sha256:37774ab800fa0eb9045c834ebe7ada3cd82b866c3ef00c23cd7abac312e414ac
+size 28864
diff --git a/create-tar.sh b/create-tar.sh
index 1abaf53..de400b9 100644
--- a/create-tar.sh
+++ b/create-tar.sh
@@ -7,8 +7,8 @@
 
 CHANNEL="release"
 BRANCH="releases/mozilla-$CHANNEL"
-RELEASE_TAG="FIREFOX_59_0_2_RELEASE"
-VERSION="59.0.2"
+RELEASE_TAG="FIREFOX_59_0_3_RELEASE"
+VERSION="59.0.3"
 
 # check required tools
 test -x /usr/bin/hg || ( echo "hg missing: execute zypper in mercurial"; exit 5 )
diff --git a/firefox-59.0.2-source.tar.xz b/firefox-59.0.2-source.tar.xz
deleted file mode 100644
index 9b38df6..0000000
--- a/firefox-59.0.2-source.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0691c740edb5bc83b1c5eff4e9255157c0021c90755036197d9c7455bc01bbcd
-size 262881260
diff --git a/firefox-59.0.3-source.tar.xz b/firefox-59.0.3-source.tar.xz
new file mode 100644
index 0000000..094f58c
--- /dev/null
+++ b/firefox-59.0.3-source.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c64851cc34baa35b54680d4339d940dbd81ec297c78b1ac1b57d3b6b5271a92b
+size 270321944
diff --git a/l10n-59.0.2.tar.xz b/l10n-59.0.2.tar.xz
deleted file mode 100644
index 23f6698..0000000
--- a/l10n-59.0.2.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:400327769430f7c61cb9b582b70e723386ad3daf0cd796b66631ea6f51596966
-size 49106848
diff --git a/l10n-59.0.3.tar.xz b/l10n-59.0.3.tar.xz
new file mode 100644
index 0000000..659c6cb
--- /dev/null
+++ b/l10n-59.0.3.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:796a5b95a600c942dba7cc6cd5dc9103efba150a05141cefed958182d0658a32
+size 53481332
diff --git a/mozilla-enable-csd.patch b/mozilla-enable-csd.patch
index 9220628..9e5c734 100644
--- a/mozilla-enable-csd.patch
+++ b/mozilla-enable-csd.patch
@@ -45,7 +45,7 @@ Index: mozilla/widget/gtk/nsWindow.cpp
 +        } else if (strstr(currentDesktop, "X-Cinnamon") != nullptr) {
 +            sCSDSupportLevel = CSD_SUPPORT_FULL;
 +        } else if (strstr(currentDesktop, "KDE") != nullptr) {
-+            sCSDSupportLevel = CSD_SUPPORT_FLAT;
++            sCSDSupportLevel = CSD_SUPPORT_NONE;
 +        } else if (strstr(currentDesktop, "LXDE") != nullptr) {
 +            sCSDSupportLevel = CSD_SUPPORT_FLAT;
 +        } else if (strstr(currentDesktop, "openbox") != nullptr) {
diff --git a/source-stamp.txt b/source-stamp.txt
index 01ff622..a03a399 100644
--- a/source-stamp.txt
+++ b/source-stamp.txt
@@ -1,2 +1,2 @@
-REV=239e434d6d2b
+REV=6b51784853e4
 REPO=http://hg.mozilla.org/releases/mozilla-release