diff --git a/types/dockerode/index.d.ts b/types/dockerode/index.d.ts
index 7ca0293c9f7cbe6..65cf589ef015ad6 100644
--- a/types/dockerode/index.d.ts
+++ b/types/dockerode/index.d.ts
@@ -431,8 +431,8 @@ declare namespace Dockerode {
     /* tslint:disable:interface-name */
     interface IPAM {
         Driver: string;
-        Config?: { [key: string]: string };
-        Options?: Array<{ [key: string]: string }>;
+        Config?: Array<{[key: string]: string }>;
+        Options?: { [key: string]: string };
     }
     /* tslint:enable:interface-name */