2 files changed, 15 insertions, 0 deletions
diff --git a/packages/typescript-typings/CHANGELOG.json b/packages/typescript-typings/CHANGELOG.json
index 39af8ace0..2ea5ff0ec 100644
--- a/packages/typescript-typings/CHANGELOG.json
+++ b/packages/typescript-typings/CHANGELOG.json
@@ -5,6 +5,10 @@
             {
                 "note": "Add types for more packages",
                 "pr": 501
+            },
+            {
+                "note": "Add types for HDKey",
+                "pr": 507
             }
         ],
         "timestamp": 1523462196
diff --git a/packages/typescript-typings/types/hdkey/index.d.ts b/packages/typescript-typings/types/hdkey/index.d.ts
new file mode 100644
index 000000000..84b751bd7
--- /dev/null
+++ b/packages/typescript-typings/types/hdkey/index.d.ts
@@ -0,0 +1,11 @@
+declare module 'hdkey' {
+    class HDNode {
+        public static fromMasterSeed(seed: Buffer): HDNode;
+        public publicKey: Buffer;
+        public privateKey: Buffer;
+        public chainCode: Buffer;
+        public constructor();
+        public derive(path: string): HDNode;
+    }
+    export = HDNode;
+}