diff --git a/package/libpng/libpng.mk b/package/libpng/libpng.mk
index 6edabc4e5c..1c1a087bfc 100644
--- a/package/libpng/libpng.mk
+++ b/package/libpng/libpng.mk
@@ -8,6 +8,8 @@ LIBPNG_VERSION = 1.4.12
 LIBPNG_SERIES = 14
 LIBPNG_SITE = http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/project/libpng/libpng$(LIBPNG_SERIES)/$(LIBPNG_VERSION)
 LIBPNG_SOURCE = libpng-$(LIBPNG_VERSION).tar.bz2
+LIBPNG_LICENSE = libpng license
+LIBPNG_LICENSE_FILES = LICENSE
 LIBPNG_INSTALL_STAGING = YES
 LIBPNG_DEPENDENCIES = host-pkg-config zlib