diff --git a/package/x11r7/xlib_libXtst/xlib_libXtst.mk b/package/x11r7/xlib_libXtst/xlib_libXtst.mk
index e0d7e8217c..c79301e064 100644
--- a/package/x11r7/xlib_libXtst/xlib_libXtst.mk
+++ b/package/x11r7/xlib_libXtst/xlib_libXtst.mk
@@ -10,6 +10,8 @@ XLIB_LIBXTST_SITE = http://xorg.freedesktop.org/releases/individual/lib
 XLIB_LIBXTST_LICENSE = MIT
 XLIB_LIBXTST_LICENSE_FILES = COPYING
 XLIB_LIBXTST_INSTALL_STAGING = YES
+XLIB_LIBXTST_CPE_ID_VENDOR = x
+XLIB_LIBXTST_CPE_ID_PRODUCT = libxtst
 
 XLIB_LIBXTST_DEPENDENCIES = \
 	xlib_libX11 \