diff --git a/types/nodegit/hash-sig.d.ts b/types/nodegit/hash-sig.d.ts
new file mode 100644
index 0000000000..7cc6a91c05
--- /dev/null
+++ b/types/nodegit/hash-sig.d.ts
@@ -0,0 +1,7 @@
+export class Hashsig {
+    static create(buf: string, buflen: number, opts: number): Promise<Hashsig>;
+    static createFromFile(path: string, opts: number): Promise<Hashsig>;
+
+    compare(b: Hashsig): number;
+    free(): void;
+}
diff --git a/types/nodegit/index.d.ts b/types/nodegit/index.d.ts
index 6803e441af..c863896f24 100644
--- a/types/nodegit/index.d.ts
+++ b/types/nodegit/index.d.ts
@@ -16,6 +16,7 @@ export { DiffPerfdata } from './diff-perf-data';
 export { Diff } from './diff';
 export { Enums } from './enums';
 export { FetchOptions } from './fetch-options';
+export { Hashsig } from './hash-sig';
 export { Index } from './index_';
 export { IndexEntry } from './index-entry';
 export { Ignore } from './ignore';
diff --git a/types/nodegit/tsconfig.json b/types/nodegit/tsconfig.json
index 17fc3afa54..b7d15c0739 100644
--- a/types/nodegit/tsconfig.json
+++ b/types/nodegit/tsconfig.json
@@ -29,6 +29,7 @@
         "diff.d.ts",
         "enums.d.ts",
         "fetch-options.d.ts",
+        "hash-sig.d.ts",
         "ignore.d.ts",
         "index-entry.d.ts",
         "index.d.ts",