diff --git a/include/nls.mk b/include/nls.mk
index 90fc27660f9..f054d2bb68a 100644
--- a/include/nls.mk
+++ b/include/nls.mk
@@ -10,6 +10,7 @@ ifeq ($(CONFIG_BUILD_NLS),y)
 	INTL_PREFIX:=$(STAGING_DIR)/usr/lib/libintl-full
 	INTL_FULL:=1
 
+	CMAKE_OPTIONS += -DCMAKE_PREFIX_PATH="$(ICONV_PREFIX);$(INTL_PREFIX)"
 else
 	ICONV_PREFIX:=
 	ICONV_FULL:=