diff --git a/package/rtmpdump/rtmpdump.mk b/package/rtmpdump/rtmpdump.mk
index 81fb83f123..7ef9ff4578 100644
--- a/package/rtmpdump/rtmpdump.mk
+++ b/package/rtmpdump/rtmpdump.mk
@@ -33,8 +33,8 @@ endif
 define RTMPDUMP_BUILD_CMDS
 	$(MAKE) CRYPTO=$(RTMPDUMP_CRYPTO) \
 		prefix=/usr \
-		$(TARGET_CONFIGURE_OPTS) \
-		CFLAGS="$(RTMPDUMP_CFLAGS)" \
+		XCFLAGS="$(RTMPDUMP_CFLAGS)" \
+		XLDFLAGS="$(TARGET_CFLAGS)" \
 		CROSS_COMPILE="$(TARGET_CROSS)" \
 		-C $(@D)/librtmp
 endef