diff --git a/SUPPORTED b/SUPPORTED
index a11f9ac..a8e5a0c 100644
--- a/SUPPORTED
+++ b/SUPPORTED
@@ -475,6 +475,7 @@ yi_US.UTF-8/UTF-8 \
 yi_US/CP1255 \
 yo_NG/UTF-8 \
 yue_HK/UTF-8 \
+yuw_PG/UTF-8 \
 zh_CN.GB18030/GB18030 \
 zh_CN.GBK/GBK \
 zh_CN.UTF-8/UTF-8 \
diff --git a/glibc-fedora-localedef.patch b/glibc-fedora-localedef.patch
index c4a39f6..4aaec7f 100644
--- a/glibc-fedora-localedef.patch
+++ b/glibc-fedora-localedef.patch
@@ -1,11 +1,12 @@
-diff -Nrup a/localedata/Makefile b/localedata/Makefile
---- a/localedata/Makefile	2012-06-05 07:42:49.000000000 -0600
-+++ b/localedata/Makefile	2012-06-07 12:15:21.776318827 -0600
-@@ -211,6 +211,7 @@ $(INSTALL-SUPPORTED-LOCALES): install-lo
+diff --git a/localedata/Makefile b/localedata/Makefile
+index a5f3c92d58954dfc..56719c7c714aa0f1 100644
+--- a/localedata/Makefile
++++ b/localedata/Makefile
+@@ -218,6 +218,7 @@ $(INSTALL-SUPPORTED-LOCALES): install-locales-dir
  	echo -n '...'; \
  	input=`echo $$locale | sed 's/\([^.]*\)[^@]*\(.*\)/\1\2/'`; \
- 	$(LOCALEDEF) --alias-file=../intl/locale.alias \
+ 	$(LOCALEDEF) $$flags --alias-file=../intl/locale.alias \
 +		     --no-archive \
- 		     -i locales/$$input -c -f charmaps/$$charset \
+ 		     -i locales/$$input -f charmaps/$$charset \
  		     $(addprefix --prefix=,$(install_root)) $$locale \
  	&& echo ' done'; \
diff --git a/glibc.spec b/glibc.spec
index 905ad88..b5a8634 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -1,6 +1,6 @@
-%define glibcsrcdir glibc-2.26.9000-618-g797ba44ba2
+%define glibcsrcdir glibc-2.26.9000-732-g6b86036452
 %define glibcversion 2.26.9000
-%define glibcrelease 25%{?dist}
+%define glibcrelease 26%{?dist}
 # Pre-release tarballs are pulled in from git using a command that is
 # effectively:
 #
@@ -2107,6 +2107,33 @@ fi
 %endif
 
 %changelog
+* Tue Nov 07 2017 Florian Weimer <fweimer@redhat.com> - 2.26.9000-26
+- Auto-sync with upstream branch master,
+  commit 6b86036452b9ac47b4ee7789a50f2f37df7ecc4f:
+- CVE-2017-15804: glob: Fix buffer overflow during GLOB_TILDE unescaping
+- powerpc: Use latest string function optimization for internal function calls
+- math: No _Float128 support for ppc64le -mlong-double-64 (swbz#22402)
+- tpi_PG locale: Fix wrong d_fmt
+- aarch64: Disable lazy symbol binding of TLSDESC
+- tpi_PG locale: fix syntax error (swbz#22382)
+- i586: Use conditional branches in strcpy.S (swbz#22353)
+- ffsl, ffsll: Declare under __USE_MISC, not just __USE_GNU
+- csb_PL locale: Fix abmon/mon for March (swbz#19485)
+- locale: Various yesstr/nostr/yesexpr/noexpr fixes (swbz#15260, swbz#15261)
+- localedef: Add --no-warnings/--warnings option
+- powerpc: Replace lxvd2x/stxvd2x with lvx/stvx in P7's memcpy/memmove
+- locale: Use ASCII as much as possible in LC_MESSAGES
+- Add new locale yuw_PG (swbz#20952)
+- malloc: Add single-threaded path to malloc/realloc/calloc/memalloc
+- i386: Replace assembly versions of e_powf with generic e_powf.c
+- i386: Replace assembly versions of e_log2f with generic e_log2f.c
+- x86-64: Add powf with FMA
+- x86-64: Add logf with FMA
+- i386: Replace assembly versions of e_logf with generic e_logf.c
+- i386: Replace assembly versions of e_exp2f with generic e_exp2f.c
+- x86-64: Add exp2f with FMA
+- i386: Replace assembly versions of e_expf with generic e_expf.c
+
 * Sat Oct 21 2017 Florian Weimer <fweimer@redhat.com> - 2.26.9000-25
 - Auto-sync with upstream branch master,
   commit 797ba44ba27521261f94cc521f1c2ca74f650147:
diff --git a/sources b/sources
index d97c621..37f1673 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (glibc-2.26.9000-618-g797ba44ba2.tar.gz) = 42b4c16bec59ec177d2ae9f3cd1b15fce26bb4d10bb25ef1406485a4f36b146d712c27c02cc4510996375f48ccaa836d8f6a57b2d9682af18ddb30d2bb31aef1
+SHA512 (glibc-2.26.9000-732-g6b86036452.tar.gz) = 2877fae472b89ab08e66e05535553d344d360baec7f039945011b251ffa2630b4c15da6566723a5cc462831110e0538ad0addc7227ad1bea44060382a19c0a5d