diff --git a/libixion.changes b/libixion.changes
index f624e10..32444ee 100644
--- a/libixion.changes
+++ b/libixion.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed May 19 14:49:56 UTC 2021 - Fridrich Strba <fstrba@suse.com>
+
+- Define conditionally make_build to fix build on systems that do
+  not have that macro
+
 -------------------------------------------------------------------
 Mon Sep 28 18:15:56 UTC 2020 - Dirk Mueller <dmueller@suse.com>
 
diff --git a/libixion.spec b/libixion.spec
index 66d54c9..f721ea1 100644
--- a/libixion.spec
+++ b/libixion.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libixion
 #
-# Copyright (c) 2020 SUSE LLC
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,6 +16,7 @@
 #
 
 
+%{!?make_build:%global make_build make %{?_smp_mflags}}
 %define libname libixion-0_16-0
 Name:           libixion
 Version:        0.16.1