diff --git a/groups/221.native_packages_dev.group b/groups/221.native_packages_dev.group
index a2cb1d4..83c987d 100644
--- a/groups/221.native_packages_dev.group
+++ b/groups/221.native_packages_dev.group
@@ -34,6 +34,7 @@ ac_cv_prog_gnu_m4_gnu=yes"};
 : ${PKG_CSSC_URL:=https://ftp.gnu.org/gnu/cssc/CSSC-${PKG_CSSC_VERSION}.tar.gz};
 : ${PKG_CSSC_CONFIGURE_ARGS_EXTRA:="--enable-binary"};
 : ${PKG_CSSC_CXXFLAGS_CONFIGURE_EXTRA:="-std=gnu++0x"};
+: ${PKG_DIFFUTILS_DEPENDS:="libiconv"};
 : ${PKG_DIFFUTILS_SHA256SUM:=a6bdd7d1b31266d11c4f4de6c1b748d4607ab0231af5188fc2533d0ae2438fec};
 : ${PKG_DIFFUTILS_VERSION:=3.8};
 : ${PKG_DIFFUTILS_URL:=https://ftp.gnu.org/gnu/diffutils/diffutils-${PKG_DIFFUTILS_VERSION}.tar.xz};