diff --git a/dmraid.changes b/dmraid.changes
index b6c2ad3..64939ed 100644
--- a/dmraid.changes
+++ b/dmraid.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon May 27 13:05:45 UTC 2019 - Martin Liška <mliska@suse.cz>
+
+- Add fix-return-function-type.patch in order to fix
+  a warning.
+
 -------------------------------------------------------------------
 Thu Nov 23 13:39:52 UTC 2017 - rbrown@suse.com
 
diff --git a/dmraid.spec b/dmraid.spec
index 43896cf..73cac73 100644
--- a/dmraid.spec
+++ b/dmraid.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package dmraid
 #
-# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -12,7 +12,7 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
 
@@ -36,7 +36,7 @@ Requires(post): coreutils
 Requires(postun): coreutils
 Url:            http://people.redhat.com/~heinzm/sw/dmraid/src/
 Summary:        A Device-Mapper Software RAID Support Tool
-License:        GPL-2.0
+License:        GPL-2.0-only
 Group:          System/Base
 Version:        1.0.0.rc16
 Release:        0
@@ -55,6 +55,7 @@ Patch8:         dmraid-move-var-lock-to-run-lock.patch
 Patch9:         dmraid-destdir.patch
 Patch10:        fix-undefined-symbol.patch
 Patch11:        0001-remove-partitions-with-O_RDONLY.patch
+Patch12:        fix-return-function-type.patch
 
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 PreReq:         %fillup_prereq
@@ -106,6 +107,7 @@ devices with respective mappings for the ATARAID sets discovered.
 %patch9 -p1
 %patch10 -p1
 %patch11 -p2
+%patch12 -p2
 
 cp %{SOURCE3} .
 
diff --git a/fix-return-function-type.patch b/fix-return-function-type.patch
new file mode 100644
index 0000000..cb48266
--- /dev/null
+++ b/fix-return-function-type.patch
@@ -0,0 +1,13 @@
+diff --git a/1.0.0.rc16/tools/dmevent_tool.c b/1.0.0.rc16/tools/dmevent_tool.c
+index 8562098..cffb5ab 100644
+--- a/1.0.0.rc16/tools/dmevent_tool.c
++++ b/1.0.0.rc16/tools/dmevent_tool.c
+@@ -123,7 +123,7 @@ void _test_user_id(void)
+ }
+ 
+ /* Increment option counters. */
+-static _process_opt(int opt, const char *cmd)
++static void _process_opt(int opt, const char *cmd)
+ {
+ 	struct opt_def_struct {
+ 		const char opt;		/* Option character. */