diff --git a/srcpkgs/ois/patches/fix_unistd_h.patch b/srcpkgs/ois/patches/fix_unistd_h.patch
deleted file mode 100644
index 60e81b4b1b5..00000000000
--- a/srcpkgs/ois/patches/fix_unistd_h.patch
+++ /dev/null
@@ -1,40 +0,0 @@
---- src/linux/LinuxForceFeedback.cpp	2010-04-01 05:06:55.000000000 +0200
-+++ src/linux/LinuxForceFeedback.cpp	2015-08-03 13:47:54.690123238 +0200
-@@ -24,6 +24,7 @@
- #include "OISException.h"
-
- #include <cstdlib>
-+#include <unistd.h>
- #include <errno.h>
- #include <memory.h>
-
---- src/linux/LinuxJoyStickEvents.cpp	2010-07-26 03:28:41.000000000 +0200
-+++ src/linux/LinuxJoyStickEvents.cpp	2015-08-03 13:48:14.720124682 +0200
-@@ -30,6 +30,7 @@
- #include "OISEvents.h"
- #include "OISException.h"
-
-+#include <unistd.h>
- #include <fcntl.h>        //Needed to Open a file descriptor
- #include <cassert>
- #include <linux/input.h>
---- demos/OISConsole.cpp	2010-08-16 00:51:34.000000000 +0200
-+++ demos/OISConsole.cpp	2015-08-03 13:52:09.446141604 +0200
-@@ -9,6 +9,7 @@
- //Advanced Usage
- #include "OISForceFeedback.h"
-
-+#include <unistd.h>
- #include <iostream>
- #include <vector>
- #include <sstream>
---- demos/FFConsoleDemo.cpp	2010-04-01 05:38:04.000000000 +0200
-+++ demos/FFConsoleDemo.cpp	2015-08-03 13:53:47.366148664 +0200
-@@ -1,6 +1,7 @@
- #include "OIS.h"
-
- #include <math.h>
-+#include <unistd.h>
- #include <cstdlib>
- #include <iostream>
- #include <iomanip>
diff --git a/srcpkgs/ois/template b/srcpkgs/ois/template
index 90192536e02..27e59464fb2 100644
--- a/srcpkgs/ois/template
+++ b/srcpkgs/ois/template
@@ -1,23 +1,20 @@
 # Template file for 'ois'
 pkgname=ois
-version=1.4
+version=1.5
 revision=1
 wrksrc="OIS-${version}"
-build_style=gnu-configure
-hostmakedepends="automake libtool pkg-config"
+build_style=cmake
+hostmakedepends="pkg-config"
 makedepends="libXaw-devel"
 short_desc="Object oriented input system"
 maintainer="Jürgen Buchmüller <pullmoll@t-online.de>"
-license="Zlib"
+license="zlib-acknowledgement"
 homepage="https://wgois.github.io/OIS/"
 distfiles="https://github.com/wgois/OIS/archive/v${version}.tar.gz"
-checksum=aaa9289a0cc0bffbb03e894b1d10e65eac14572a2282d539afe48aec1ae35c75
+checksum=aa3e6b840b1149bb06835e04365957f4659c08b3e3095a48b289050f1637a174
 
-pre_configure() {
-	. bootstrap
-}
 post_install() {
-	vlicense README.md
+	vlicense LICENSE.md
 }
 
 ois-devel_package() {
@@ -26,7 +23,8 @@ ois-devel_package() {
 	pkg_install() {
 		vmove usr/include
 		vmove usr/lib/pkgconfig
-		vmove usr/lib/libOIS.a
 		vmove usr/lib/libOIS.so
+		# Compatibility with previous versions
+		ln -srv ${PKGDESTDIR}/usr/include/{ois,OIS}
 	}
 }