diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..9db145e
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,8 @@
+{
+    "C_Cpp.errorSquiggles": "disabled",
+    "files.associations": {
+        "string.h": "c",
+        "stdlib.h": "c",
+        "ip2region.h": "c"
+    }
+}
\ No newline at end of file
diff --git a/Makefile b/Makefile
index 67773ef..1da65d6 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ CROSS_COMPILE ?=
 CC := $(CROSS_COMPILE)gcc
 STRIP := $(CROSS_COMPILE)strip
 CFLAGS += -g -Os -Wall 
-LIBS = -static
+LIBS = -lm -static 
 OBJ := denyip
 
 all: main.o ip2region.o xdb_searcher.o qqwry.o