diff --git a/blakejs/index.d.ts b/blakejs/index.d.ts
index e0bf7bd..80651bc 100644
--- a/blakejs/index.d.ts
+++ b/blakejs/index.d.ts
@@ -14,7 +14,7 @@ type BlakeJsContext = {
     outlen: number
 };
 
-interface BlakeJs {
+type BlakeJs = {
     blake2b: (data: Buffer | Uint8Array | string, key?: Uint8Array | null, outlen?: number) => Uint8Array,
     blake2bFinal: (context: BlakeJsContext) => Uint8Array,
     blake2bHex: (data: Buffer | Uint8Array | string, key?: Uint8Array | null, outlen?: number) => string,
diff --git a/libp2p-tcp/index.d.ts b/libp2p-tcp/index.d.ts
index b4ab398..ca81230 100644
--- a/libp2p-tcp/index.d.ts
+++ b/libp2p-tcp/index.d.ts
@@ -10,5 +10,5 @@ declare module 'libp2p-tcp' {
 export class LibP2pTcp implements Transport {
 }
 
-export = LibP2pTcp;
+export default LibP2pTcp;
 }
diff --git a/libp2p-webrtc-direct/index.d.ts b/libp2p-webrtc-direct/index.d.ts
index d31b1d9..9735ea2 100644
--- a/libp2p-webrtc-direct/index.d.ts
+++ b/libp2p-webrtc-direct/index.d.ts
@@ -10,5 +10,5 @@ declare module 'libp2p-webrtc-direct' {
 export class LibP2pWebRtcDirect implements Transport {
 }
 
-export = LibP2pWebRtcDirect;
+export default LibP2pWebRtcDirect;
 }
diff --git a/libp2p-webrtc-star/index.d.ts b/libp2p-webrtc-star/index.d.ts
index be95640..9d795f9 100644
--- a/libp2p-webrtc-star/index.d.ts
+++ b/libp2p-webrtc-star/index.d.ts
@@ -10,5 +10,5 @@ declare module 'libp2p-webrtc-star' {
 export class LibP2pWebRtcStar implements Transport {
 }
 
-export = LibP2pWebRtcStar;
+export default LibP2pWebRtcStar;
 }
diff --git a/libp2p-websockets/index.d.ts b/libp2p-websockets/index.d.ts
index 69f8c61..719fa80 100644
--- a/libp2p-websockets/index.d.ts
+++ b/libp2p-websockets/index.d.ts
@@ -10,5 +10,5 @@ declare module 'libp2p-websockets' {
 export class LibP2pWebsockets implements Transport {
 }
 
-export = LibP2pWebsockets;
+export default LibP2pWebsockets;
 }
diff --git a/libp2p/index.d.ts b/libp2p/index.d.ts
index b2a837f..be7778e 100644
--- a/libp2p/index.d.ts
+++ b/libp2p/index.d.ts
@@ -10,7 +10,7 @@ import Transport from 'interface-transport';
 // @ts-ignore
 import { Libp2pKadDHT } from 'libp2p-kad-dht';
 // @ts-ignore
-import LibP2pMdns from 'libp2p-mdns';
+import { LibP2pMdns } from 'libp2p-mdns';
 // @ts-ignore
 import { LibP2pMplex } from 'libp2p-mplex';
 // @ts-ignore
diff --git a/memdown/index.d.ts b/memdown/index.d.ts
index 60ea2e2..f44e5e9 100644
--- a/memdown/index.d.ts
+++ b/memdown/index.d.ts
@@ -7,10 +7,6 @@
 /// <reference types="node" />
 
 declare module 'memdown' {
-export = memdown;
-
-var memdown: memdown.Constructor;
-
 namespace memdown {
     type Bytes = string | Buffer;
     type ErrCallback = (error: any) => void;
@@ -145,4 +141,8 @@ namespace memdown {
 
     type Constructor = () => MemDown;
 }
+
+const memdownConstrctor: memdown.Constructor;
+
+export = memdownConstrctor;
 }