1 files changed, 11 insertions, 0 deletions
diff --git a/packages/subproviders/src/globals.d.ts b/packages/subproviders/src/globals.d.ts
index adef23806..ce7b46155 100644
--- a/packages/subproviders/src/globals.d.ts
+++ b/packages/subproviders/src/globals.d.ts
@@ -91,3 +91,14 @@ declare module 'web3-provider-engine' {
   }
   export = Web3ProviderEngine;
 }
+
+// hdkey declarations
+declare module 'hdkey' {
+    class HDNode {
+        public publicKey: Buffer;
+        public chainCode: Buffer;
+        public constructor();
+        public derive(path: string): HDNode;
+    }
+    export = HDNode;
+}