diff --git a/package/libidn2/libidn2.mk b/package/libidn2/libidn2.mk
index bd6c559d04..5e05634942 100644
--- a/package/libidn2/libidn2.mk
+++ b/package/libidn2/libidn2.mk
@@ -6,7 +6,7 @@
 
 LIBIDN2_VERSION = 2.2.0
 LIBIDN2_SITE = $(BR2_GNU_MIRROR)/libidn
-LIBIDN2_LICENSE := GPL-2.0+ or LGPL-3.0+ (library)
+LIBIDN2_LICENSE = GPL-2.0+ or LGPL-3.0+ (library)
 LIBIDN2_LICENSE_FILES = COPYING COPYINGv2 COPYING.LESSERv3 COPYING.unicode
 LIBIDN2_DEPENDENCIES = \
 	host-pkgconf \