diff --git a/openwrt/package/iptables/Makefile b/openwrt/package/iptables/Makefile
index f16ac8be48..73156b9c68 100644
--- a/openwrt/package/iptables/Makefile
+++ b/openwrt/package/iptables/Makefile
@@ -108,10 +108,12 @@ $(IPKG_IP6TABLES):
 	$(IPKG_BUILD) $(IDIR_IP6TABLES) $(PACKAGE_DIR)
 
 $(STAGING_DIR)/usr/lib/libipq.a: $(PKG_BUILD_DIR)/.built
-	mkdir -p $(STAGING_DIR)/usr/include
-	$(CP) $(PKG_INSTALL_DIR)/usr/include/libipq.h $(STAGING_DIR)/usr/include/
-	mkdir -p $(STAGING_DIR)/usr/lib
-	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libipq.a $(STAGING_DIR)/usr/lib/
+	$(MAKE) -C $(PKG_BUILD_DIR) \
+		$(TARGET_CONFIGURE_OPTS) \
+		CC=$(TARGET_CC) COPT_FLAGS="$(TARGET_CFLAGS)" \
+		KERNEL_DIR=$(LINUX_DIR) PREFIX=/usr \
+		DESTDIR="$(STAGING_DIR)" \
+		install install-devel
 
 layer7-install:
 	mkdir -p $(IDIR_IPTABLES_MOD_FILTER)/etc/l7-protocols