diff --git a/types/moment-duration-format/index.d.ts b/types/moment-duration-format/index.d.ts
index eb81f2551a..34179e6dc4 100644
--- a/types/moment-duration-format/index.d.ts
+++ b/types/moment-duration-format/index.d.ts
@@ -1,11 +1,19 @@
-// Type definitions for moment-duration-format v1.3.0
+// Type definitions for moment-duration-format 1.3
 // Project: https://github.com/jsmreese/moment-duration-format
-// Definitions by: Swint De Coninck <https://github.com/SwintDC>
+// Definitions by: Swint De Coninck <https://github.com/SwintDC>, Niklas Walter <https://github.com/TwoStone>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
+import * as moment from "moment";
 
-declare namespace moment {
+declare module "moment" {
     interface Duration {
-        format(template: string, precision?: string, settings?: any): string;
+        format(template: string, precision?: number, settings?: DurationFormatSettings): string;
     }
-}
\ No newline at end of file
+
+    interface DurationFormatSettings {
+        template: string;
+        precision: number;
+        trim: boolean;
+        forceLength: boolean;
+    }
+}
diff --git a/types/moment-duration-format/package.json b/types/moment-duration-format/package.json
new file mode 100644
index 0000000000..4c6d24a445
--- /dev/null
+++ b/types/moment-duration-format/package.json
@@ -0,0 +1,5 @@
+{
+    "dependencies": {
+        "moment": ">=2.14.0"
+    }
+}
\ No newline at end of file
diff --git a/types/moment-duration-format/tslint.json b/types/moment-duration-format/tslint.json
new file mode 100644
index 0000000000..2221e40e4a
--- /dev/null
+++ b/types/moment-duration-format/tslint.json
@@ -0,0 +1 @@
+{ "extends": "../tslint.json" }
\ No newline at end of file