diff --git a/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch b/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
index d5c9324..2f2d04c 100644
--- a/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
+++ b/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
@@ -1,4 +1,4 @@
-From f8333f7759717b4d163cfe8e3ef8861c5a667324 Mon Sep 17 00:00:00 2001
+From 1c6c017e56ec536f5cceacdb02092777d390debb Mon Sep 17 00:00:00 2001
 From: Tudor Florea <tudor.florea@enea.com>
 Date: Wed, 28 May 2014 18:59:54 +0200
 Subject: [PATCH] ethtool: use serial-tests config needed by ptest.
@@ -15,15 +15,15 @@
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/configure.ac b/configure.ac
-index 2127fdb..4910e6f 100644
+index 1169b7f..ed82524 100644
 --- a/configure.ac
 +++ b/configure.ac
 @@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
- AC_INIT(ethtool, 5.4, netdev@vger.kernel.org)
+ AC_INIT(ethtool, 5.6, netdev@vger.kernel.org)
  AC_PREREQ(2.52)
  AC_CONFIG_SRCDIR([ethtool.c])
--AM_INIT_AUTOMAKE([gnu])
-+AM_INIT_AUTOMAKE([gnu serial-tests])
+-AM_INIT_AUTOMAKE([gnu subdir-objects])
++AM_INIT_AUTOMAKE([gnu subdir-objects serial-tests])
  AC_CONFIG_HEADERS([ethtool-config.h])
  
  AM_MAINTAINER_MODE
diff --git a/poky/meta/recipes-extended/ethtool/ethtool/fix-printf.patch b/poky/meta/recipes-extended/ethtool/ethtool/fix-printf.patch
new file mode 100644
index 0000000..9effa4f
--- /dev/null
+++ b/poky/meta/recipes-extended/ethtool/ethtool/fix-printf.patch
@@ -0,0 +1,32 @@
+From 8dcdb3d22a66f18770e5566c0e72e86a0701aeac Mon Sep 17 00:00:00 2001
+From: Robert Scheck <robert@fedoraproject.org>
+Date: Tue, 12 May 2020 20:33:12 +0200
+Subject: Rewrite printf() due to -Werror=format-security
+
+Avoid -Werror=format-security leading to: netlink/settings.c:378:2: error:
+format not a string literal and no format arguments [-Werror=format-security]
+
+Upstream-Status: Backport
+Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
+Signed-off-by: Robert Scheck <robert@fedoraproject.org>
+Signed-off-by: John W. Linville <linville@tuxdriver.com>
+---
+ netlink/settings.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/netlink/settings.c b/netlink/settings.c
+index c8a911d..0212465 100644
+--- a/netlink/settings.c
++++ b/netlink/settings.c
+@@ -375,7 +375,7 @@ static int dump_link_modes(struct nl_context *nlctx,
+ after:
+ 	if (first && if_none)
+ 		printf("%s", if_none);
+-	printf(after);
++	printf("%s", after);
+ 
+ 	return 0;
+ err:
+-- 
+cgit 1.2.3-1.el7
+
diff --git a/poky/meta/recipes-extended/ethtool/ethtool_5.4.bb b/poky/meta/recipes-extended/ethtool/ethtool_5.6.bb
similarity index 79%
rename from poky/meta/recipes-extended/ethtool/ethtool_5.4.bb
rename to poky/meta/recipes-extended/ethtool/ethtool_5.6.bb
index d6eafaa..eda32c8 100644
--- a/poky/meta/recipes-extended/ethtool/ethtool_5.4.bb
+++ b/poky/meta/recipes-extended/ethtool/ethtool_5.6.bb
@@ -9,17 +9,20 @@
 SRC_URI = "${KERNELORG_MIRROR}/software/network/ethtool/ethtool-${PV}.tar.gz \
            file://run-ptest \
            file://avoid_parallel_tests.patch \
+           file://fix-printf.patch \
            "
 
-SRC_URI[md5sum] = "fbb24aa414ab9a11ff66d351b5b8493b"
-SRC_URI[sha256sum] = "0b25a46b61bc6e26f56dcb973fc28acea159e2c32c9d6da42c0fa8d1a6339829"
+SRC_URI[sha256sum] = "e904e980294baf5878df410ebcf1d660497ba19bc3a77f798a04dba569f44a7e"
 
 UPSTREAM_CHECK_URI = "https://www.kernel.org/pub/software/network/ethtool/"
 
-inherit autotools ptest bash-completion
+inherit autotools ptest bash-completion pkgconfig
 
 RDEPENDS_${PN}-ptest += "make"
 
+PACKAGECONFIG ?= "netlink"
+PACKAGECONFIG[netlink] = "--enable-netlink,--disable-netlink,libmnl,"
+
 do_compile_ptest() {
    oe_runmake buildtest-TESTS
 }