diff --git a/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch b/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
index dbf7142f18..de38104044 100644
--- a/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
+++ b/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
@@ -5,12 +5,12 @@ Signed-off-by: Tudor Florea <tudor.florea@enea.com>
 Upstream-Status: Inappropriate
 (default automake behavior incompatible with ptest)
 
-Index: ethtool-4.11/configure.ac
+Index: ethtool-4.13/configure.ac
 ===================================================================
---- ethtool-4.11.orig/configure.ac
-+++ ethtool-4.11/configure.ac
+--- ethtool-4.13.orig/configure.ac
++++ ethtool-4.13/configure.ac
 @@ -2,7 +2,7 @@ dnl Process this file with autoconf to p
- AC_INIT(ethtool, 4.11, netdev@vger.kernel.org)
+ AC_INIT(ethtool, 4.13, netdev@vger.kernel.org)
  AC_PREREQ(2.52)
  AC_CONFIG_SRCDIR([ethtool.c])
 -AM_INIT_AUTOMAKE([gnu])