diff --git a/gsoap-2.8.37.tar.xz b/gsoap-2.8.37.tar.xz
deleted file mode 100644
index 22dcb16..0000000
--- a/gsoap-2.8.37.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:873a2e7b2d3670951274cf065472519dbee673625e995ac8ef65e5567b38a9be
-size 19693260
diff --git a/gsoap-2.8.39.tar.xz b/gsoap-2.8.39.tar.xz
new file mode 100644
index 0000000..62bb9d3
--- /dev/null
+++ b/gsoap-2.8.39.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1d39bed0a726f0f703ffd700a5a33053ea0d43806c71526a70f99ac97a60179f
+size 22335540
diff --git a/gsoap-locale.diff b/gsoap-locale.diff
new file mode 100644
index 0000000..c7c0d2e
--- /dev/null
+++ b/gsoap-locale.diff
@@ -0,0 +1,34 @@
+From: Jan Engelhardt <jengelh@inai.de>
+
+Always force locale-aware formatting and parsing.
+Fix build error with -DWITH_C_LOCALE
+
+References: https://sourceforge.net/p/gsoap2/bugs/1079/
+References: https://sourceforge.net/p/gsoap2/bugs/1080/
+---
+ gsoap/stdsoap2.h |    5 +++++
+ 1 file changed, 5 insertions(+)
+
+Index: gsoap-2.8.39/gsoap/stdsoap2.h
+===================================================================
+--- gsoap-2.8.39.orig/gsoap/stdsoap2.h
++++ gsoap-2.8.39/gsoap/stdsoap2.h
+@@ -57,6 +57,10 @@ A commercial use license is available fr
+ # include "soapdefs.h"          /* include user-defined stuff in soapdefs.h */
+ #endif
+ 
++#ifndef WITH_C_LOCALE
++#	define WITH_C_LOCALE 1
++#endif
++
+ #ifndef _THREAD_SAFE
+ # define _THREAD_SAFE
+ #endif
+@@ -659,6 +663,7 @@ extern intmax_t __strtoull(const char*,
+ #  define SOAP_FREELOCALE(soap) (void)((soap)->c_locale && (_free_locale((soap)->c_locale), ((soap)->c_locale = NULL)))
+ # else
+ #  include <xlocale.h>
++#  include <locale.h>
+ #  define SOAP_LOCALE_T locale_t
+ #  define SOAP_LOCALE(soap) ((soap)->c_locale ? (soap)->c_locale : ((soap)->c_locale = newlocale(LC_ALL_MASK, "C", NULL)))
+ #  define SOAP_FREELOCALE(soap) (void)((soap)->c_locale && (freelocale((soap)->c_locale), ((soap)->c_locale = NULL)))
diff --git a/gsoap.changes b/gsoap.changes
index 27fd5cd..05c51d4 100644
--- a/gsoap.changes
+++ b/gsoap.changes
@@ -1,3 +1,18 @@
+-------------------------------------------------------------------
+Mon Nov 21 18:39:11 UTC 2016 - jengelh@inai.de
+
+- Update to new upstream release 2.8.39
+* Added auto-generated client-side REST API functions to simplify
+  REST GET, PUT, POST operations with XML data.
+* the engine sets the temporary "C" locale for floating point
+  conversion on most systems.
+
+-------------------------------------------------------------------
+Tue Nov 15 22:35:48 UTC 2016 - jengelh@inai.de
+
+- Add gsoap-locale.diff to resolve truncation of "double"
+  type floating point numbers when deserializing XML
+
 -------------------------------------------------------------------
 Wed Oct 26 13:24:28 UTC 2016 - jengelh@inai.de
 
diff --git a/gsoap.spec b/gsoap.spec
index 3f0129f..cd4ccf0 100644
--- a/gsoap.spec
+++ b/gsoap.spec
@@ -17,8 +17,8 @@
 
 
 Name:           gsoap
-%define lname	libgsoap-2_8_37
-Version:        2.8.37
+%define lname	libgsoap-2_8_39
+Version:        2.8.39
 Release:        0
 Summary:        Toolkit for C/C++ server and client web service applications
 License:        SUSE-GPL-2.0+-with-openssl-exception
@@ -28,8 +28,9 @@ Url:            http://www.genivia.com/dev.html
 #DL-URL:	http://downloads.sf.net/gsoap2/gsoap_2.8.36.zip
 Source:         gsoap-%version.tar.xz
 Source2:        sanitize_source.sh
-Patch0:         gsoap-automake1_13.diff
-Patch1:         gsoap-01-sharedlibs.diff
+Patch1:         gsoap-automake1_13.diff
+Patch2:         gsoap-01-sharedlibs.diff
+Patch3:         gsoap-locale.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  autoconf
 BuildRequires:  automake
@@ -84,7 +85,7 @@ available or under development.
 %prep
 %setup -q
 cmp gsoap/stdsoap2.cpp gsoap/stdsoap2.c
-%patch -P 0 -P 1 -p1
+%patch -P 1 -P 2 -P 3 -p1
 ln -fs stdsoap2.cpp gsoap/stdsoap2.c
 
 %build
@@ -96,6 +97,8 @@ perl -i -lpe 's{AC_INIT\(gsoap, 2.8\)}{AC_INIT([gsoap], [%version])}' \
 # Also needed because Makefile.am and configure.ac are touched.
 autoreconf -fi
 
+export CFLAGS="%optflags -DWITH_C_LOCALE=1"
+export CXXFLAGS="$CFLAGS"
 %configure --enable-ipv6 --disable-static
 pushd gsoap/src/
 # build prerequisites for parallel build first
diff --git a/gsoap_2.8.39.zip b/gsoap_2.8.39.zip
new file mode 100644
index 0000000..c8b69b5
--- /dev/null
+++ b/gsoap_2.8.39.zip
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7922bfea5f8d0889ea578026d368abd666983e36fed8745f807c39a072028760
+size 36767952
diff --git a/sanitize_source.sh b/sanitize_source.sh
index 11d5ec8..646da32 100644
--- a/sanitize_source.sh
+++ b/sanitize_source.sh
@@ -13,7 +13,7 @@ if ! which hardlink >/dev/null; then
 	exit 1;
 fi;
 
-version="2.8.37"
+version="2.8.39"
 shortver="2.8" # agh...
 wget -c "http://downloads.sf.net/gsoap2/gsoap_$version.zip"