diff --git a/types/sinon/ts3.1/index.d.ts b/types/sinon/ts3.1/index.d.ts
index 924fa3936e..4f5a23d450 100644
--- a/types/sinon/ts3.1/index.d.ts
+++ b/types/sinon/ts3.1/index.d.ts
@@ -1191,7 +1191,7 @@ declare namespace Sinon {
          * Passes if provided spies were called in the specified order.
          * @param spies
          */
-        callOrder(...spies: Array<SinonSpy>): void;
+        callOrder(...spies: SinonInspectable[]): void;
         /**
          * Passes if spy was ever called with obj as its this value.
          * It’s possible to assert on a dedicated spy call: sinon.assert.calledOn(spy.firstCall, arg1, arg2, ...);.