diff --git a/net/fping/Makefile b/net/fping/Makefile
index 0591b6fd2..b0f3ae722 100644
--- a/net/fping/Makefile
+++ b/net/fping/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=fping
 PKG_VERSION:=4.0
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://fping.org/dist/
@@ -44,6 +44,8 @@ CONFIGURE_ARGS+= \
 	--enable-ipv4 \
 	--enable-ipv6
 
+TARGET_CFLAGS += -std=gnu99
+
 define Package/fping/install
 	$(INSTALL_DIR) $(1)/usr/bin
 	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/fping $(1)/usr/bin/