diff --git a/node-ip/ip-tests.ts b/node-ip/ip-tests.ts
index 0975361b5..b852e08e7 100644
--- a/node-ip/ip-tests.ts
+++ b/node-ip/ip-tests.ts
@@ -15,5 +15,5 @@ ip.loopback("ipv6");
 ip.mask("192.168.0.1", "255.255.255.0");
 ip.not("255.255.255.0");
 ip.or("192.168.0.1", "255.255.255.0");
-var buff = ip.toBuffer(myIP);
+var buff:any = ip.toBuffer(myIP);
 ip.toString(buff);
\ No newline at end of file
diff --git a/node-ip/ip.d.ts b/node-ip/ip.d.ts
index 82c2755d7..2fe3201c7 100644
--- a/node-ip/ip.d.ts
+++ b/node-ip/ip.d.ts
@@ -3,6 +3,8 @@
 // Definitions by: Peter Harris <https://github.com/codeanimal>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
 
+interface NodeBuffer { }
+
 declare module "ip" {
     /**
      * Check two IP address are the same.