diff --git a/package/ndisc6/Config.in b/package/ndisc6/Config.in
index 5531123851..287dc9199f 100644
--- a/package/ndisc6/Config.in
+++ b/package/ndisc6/Config.in
@@ -1,6 +1,7 @@
 config BR2_PACKAGE_NDISC6
 	bool "ndisc6 tools"
 	depends on BR2_USE_MMU # fork()
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_7 # c11
 	help
 	  NDisc6 is a small collection of useful tools for IPv6
 	  networking
@@ -45,3 +46,7 @@ config BR2_PACKAGE_NDISC6_TCPSPRAY
 	  TCP/IP bandwidth measurement tool (Discard and Echo client).
 
 endif
+
+comment "ndisc6 needs a toolchain w/ gcc >= 4.7"
+	depends on BR2_USE_MMU
+	depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_4_7
diff --git a/package/ndisc6/ndisc6.mk b/package/ndisc6/ndisc6.mk
index 38eeb00567..9845aa2c9a 100644
--- a/package/ndisc6/ndisc6.mk
+++ b/package/ndisc6/ndisc6.mk
@@ -7,7 +7,7 @@
 NDISC6_VERSION = 1.0.4
 NDISC6_SOURCE = ndisc6-$(NDISC6_VERSION).tar.bz2
 NDISC6_SITE = http://www.remlab.net/files/ndisc6
-NDISC6_CONF_ENV = CC="$(TARGET_CC) -std=gnu99" LIBS=$(TARGET_NLS_LIBS)
+NDISC6_CONF_ENV = CC="$(TARGET_CC) -std=c11" LIBS=$(TARGET_NLS_LIBS)
 NDISC6_CONF_OPTS = --disable-rpath --disable-suid-install
 NDISC6_LICENSE = GPL-2.0 or GPL-3.0
 NDISC6_LICENSE_FILES = COPYING