diff --git a/package/openwrt/control/control b/package/openwrt/control/control
index 18866e5..6928014 100644
--- a/package/openwrt/control/control
+++ b/package/openwrt/control/control
@@ -1,11 +1,9 @@
 Package: smartdns
-Architecture: mipsbig
+Architecture: 
 Priority: optional
 Section: net
-Version: 2018.7.6-1921
+Version: 
 Maintainer: pymumu
 Source: http://127.0.0.1/
 Description: A smart dns server
-Suggests: 
-Conflicts: 
 Enabled: yes
diff --git a/src/Makefile b/src/Makefile
index ac1cee7..74a5ea0 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -7,13 +7,14 @@ CFLAGS +=-Iinclude
 CFLAGS += -DBASE_FILE_NAME=\"$(notdir $<)\"
 CXXFLAGS=-g -O0 -Wall -std=c++11 
 CXXFLAGS +=-Iinclude
+LDFLAGS += -lpthread 
 
 .PHONY: all
 
 all: $(BIN)
  
 $(BIN) : $(OBJS)
-	$(CC) $(OBJS) -o $@ -lpthread 
+	$(CC) $(OBJS) -o $@ $(LDFLAGS)
 
 clean:
 	$(RM) $(OBJS) $(BIN)