diff --git a/types/nodegit/index.d.ts b/types/nodegit/index.d.ts
index f343cd5dd6..ff8adee80e 100644
--- a/types/nodegit/index.d.ts
+++ b/types/nodegit/index.d.ts
@@ -26,6 +26,7 @@ export { OdbObject } from './odb-object';
 export { Odb } from './odb';
 export { Oidarray } from './oid-array';
 export { Oid } from './oid';
+export { Openssl } from './open-ssl';
 export { Packbuilder } from './pack-builder';
 export { Pathspec } from './path-spec';
 export { PushOptions } from './push-options';
diff --git a/types/nodegit/open-ssl.d.ts b/types/nodegit/open-ssl.d.ts
new file mode 100644
index 0000000000..f8370260d5
--- /dev/null
+++ b/types/nodegit/open-ssl.d.ts
@@ -0,0 +1,3 @@
+export class Openssl {
+    static setLocking(): number;
+}
diff --git a/types/nodegit/tsconfig.json b/types/nodegit/tsconfig.json
index 1f0cfe70f9..0e297fb291 100644
--- a/types/nodegit/tsconfig.json
+++ b/types/nodegit/tsconfig.json
@@ -40,6 +40,7 @@
         "odb.d.ts",
         "oid-array.d.ts",
         "oid.d.ts",
+        "open-ssl.d.ts",
         "pack-builder.d.ts",
         "path-spec.d.ts",
         "push-options.d.ts",