diff --git a/types/markdown-it-anchor/index.d.ts b/types/markdown-it-anchor/index.d.ts
index e0ef0dd9f9..39cb91be45 100644
--- a/types/markdown-it-anchor/index.d.ts
+++ b/types/markdown-it-anchor/index.d.ts
@@ -4,9 +4,9 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
-import * as MarkdownIt from 'markdown-it';
-import * as Core from 'markdown-it/lib/parser_core';
-import * as Token from 'markdown-it/lib/token';
+import MarkdownIt = require('markdown-it');
+import Core = require('markdown-it/lib/parser_core');
+import Token = require('markdown-it/lib/token');
 
 declare namespace anchor {
 	interface AnchorInfo {
diff --git a/types/markdown-it-anchor/markdown-it-anchor-tests.ts b/types/markdown-it-anchor/markdown-it-anchor-tests.ts
index 3570ba764b..a9a865a469 100644
--- a/types/markdown-it-anchor/markdown-it-anchor-tests.ts
+++ b/types/markdown-it-anchor/markdown-it-anchor-tests.ts
@@ -1,4 +1,4 @@
-import * as MarkdownIt from "markdown-it";
+import MarkdownIt = require("markdown-it");
 import anchor = require("markdown-it-anchor");
 
 const md = new MarkdownIt();
diff --git a/types/markdown-it-container/index.d.ts b/types/markdown-it-container/index.d.ts
index 99c33958c5..2920f38f91 100644
--- a/types/markdown-it-container/index.d.ts
+++ b/types/markdown-it-container/index.d.ts
@@ -4,9 +4,9 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
-import * as MarkdownIt from 'markdown-it';
-import * as Renderer from 'markdown-it/lib/renderer';
-import * as Token from 'markdown-it/lib/token';
+import MarkdownIt = require('markdown-it');
+import Renderer = require('markdown-it/lib/renderer');
+import Token = require('markdown-it/lib/token');
 
 declare namespace markdownItContainer {
 	interface ContainerOpts {
diff --git a/types/markdown-it-container/markdown-it-container-tests.ts b/types/markdown-it-container/markdown-it-container-tests.ts
index fcd46b80d9..e6754f82f3 100644
--- a/types/markdown-it-container/markdown-it-container-tests.ts
+++ b/types/markdown-it-container/markdown-it-container-tests.ts
@@ -1,5 +1,5 @@
-import * as MarkdownIt from "markdown-it";
-import * as Token from "markdown-it/lib/token";
+import MarkdownIt = require("markdown-it");
+import Token = require("markdown-it/lib/token");
 
 import MarkdownItContainer = require("markdown-it-container");
 
diff --git a/types/markdown-it-lazy-headers/index.d.ts b/types/markdown-it-lazy-headers/index.d.ts
index f16c30e651..43ac828764 100644
--- a/types/markdown-it-lazy-headers/index.d.ts
+++ b/types/markdown-it-lazy-headers/index.d.ts
@@ -4,7 +4,7 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
-import * as MarkdownIt from 'markdown-it';
+import MarkdownIt = require('markdown-it');
 
 declare function lazyheaders(md: MarkdownIt): void;
 
diff --git a/types/markdown-it/index.d.ts b/types/markdown-it/index.d.ts
index 296d55f41c..e7d0ffa6e7 100644
--- a/types/markdown-it/index.d.ts
+++ b/types/markdown-it/index.d.ts
@@ -4,5 +4,5 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
-import * as MarkdownIt from "./lib";
+import MarkdownIt = require("./lib");
 export = MarkdownIt;
diff --git a/types/markdown-it/lib/index.d.ts b/types/markdown-it/lib/index.d.ts
index 5360d80b1a..9a9caf37b6 100644
--- a/types/markdown-it/lib/index.d.ts
+++ b/types/markdown-it/lib/index.d.ts
@@ -1,16 +1,16 @@
 import { LinkifyIt } from 'linkify-it'
 
-import * as State from './rules_core/state_core';
-import * as StateBlock from './rules_block/state_block';
-import * as StateInline from './rules_inline/state_inline';
+import State = require('./rules_core/state_core');
+import StateBlock = require('./rules_block/state_block');
+import StateInline = require('./rules_inline/state_inline');
 
-import * as Core from './parser_core';
-import * as ParserBlock from './parser_block';
-import * as ParserInline from './parser_inline';
+import Core = require('./parser_core');
+import ParserBlock = require('./parser_block');
+import ParserInline = require('./parser_inline');
 
-import * as Renderer from './renderer';
-import * as Ruler from './ruler';
-import * as Token from './token';
+import Renderer = require('./renderer');
+import Ruler = require('./ruler');
+import Token = require('./token');
 
 export = MarkdownIt;
 export as namespace markdownit;
@@ -61,7 +61,7 @@ interface MarkdownIt {
         escapeRE(str: string): string;
         normalizeReference(str: string): string;
     }
-    
+
     disable(rules: string[] | string, ignoreInvalid?: boolean): MarkdownIt;
     enable(rules: string[] | string, ignoreInvalid?: boolean): MarkdownIt;
     set(options: MarkdownIt.Options): MarkdownIt;
@@ -97,7 +97,7 @@ declare module MarkdownIt {
 
     interface RulerInline extends Ruler<StateInline> {}
     interface RulerBlock extends Ruler<StateBlock> {}
-    
+
     type TokenRender = (tokens: Token[], index: number, options: any, env: any, self: Renderer) => void;
 
     interface Delimiter {
diff --git a/types/markdown-it/lib/parser_block.d.ts b/types/markdown-it/lib/parser_block.d.ts
index 288a791089..2efc76b858 100644
--- a/types/markdown-it/lib/parser_block.d.ts
+++ b/types/markdown-it/lib/parser_block.d.ts
@@ -1,5 +1,5 @@
-import * as MarkdownIt from ".";
-import * as Token from "./token";
+import MarkdownIt = require(".");
+import Token = require("./token");
 
 export = ParserBlock;
 
@@ -7,5 +7,3 @@ declare class ParserBlock {
     parse(src: string, md: MarkdownIt, env: any, outTokens: Token[]): void;
     ruler: MarkdownIt.RulerBlock;
 }
-
-declare module ParserBlock {}
diff --git a/types/markdown-it/lib/parser_core.d.ts b/types/markdown-it/lib/parser_core.d.ts
index 42d2759ab0..a6559bdfef 100644
--- a/types/markdown-it/lib/parser_core.d.ts
+++ b/types/markdown-it/lib/parser_core.d.ts
@@ -1,6 +1,6 @@
-import * as MarkdownIt from ".";
-import * as Ruler from "./ruler";
-import * as Token from "./token";
+import MarkdownIt = require(".");
+import Ruler = require("./ruler");
+import Token = require("./token");
 
 export = ParserCore;
 
@@ -8,5 +8,3 @@ declare class ParserCore {
     process(state: any): void;
     ruler: Ruler;
 }
-
-declare module ParserCore {}
diff --git a/types/markdown-it/lib/parser_inline.d.ts b/types/markdown-it/lib/parser_inline.d.ts
index 1be89e09f1..ad7aa26d93 100644
--- a/types/markdown-it/lib/parser_inline.d.ts
+++ b/types/markdown-it/lib/parser_inline.d.ts
@@ -1,6 +1,6 @@
-import * as MarkdownIt from ".";
-import * as State from "./rules_core/state_core";
-import * as Token from "./token";
+import MarkdownIt = require(".");
+import State = require("./rules_core/state_core");
+import Token = require("./token");
 
 export = ParserInline;
 
@@ -11,5 +11,3 @@ declare class ParserInline {
     ruler: MarkdownIt.RulerInline;
     ruler2: MarkdownIt.RulerInline;
 }
-
-declare module ParserInline {}
diff --git a/types/markdown-it/lib/renderer.d.ts b/types/markdown-it/lib/renderer.d.ts
index 51125309e6..0231dad0f9 100644
--- a/types/markdown-it/lib/renderer.d.ts
+++ b/types/markdown-it/lib/renderer.d.ts
@@ -1,5 +1,5 @@
-import * as MarkdownIt from ".";
-import * as Token from "./token";
+import MarkdownIt = require(".");
+import Token = require("./token");
 
 export = Renderer;
 
@@ -10,5 +10,3 @@ declare class Renderer {
     renderInline(tokens: Token[], options: any, env: any): string;
     renderToken(tokens: Token[], idx: number, options: any): string;
 }
-
-declare module Renderer {}
diff --git a/types/markdown-it/lib/ruler.d.ts b/types/markdown-it/lib/ruler.d.ts
index 106a3d1d72..62ab55e3de 100644
--- a/types/markdown-it/lib/ruler.d.ts
+++ b/types/markdown-it/lib/ruler.d.ts
@@ -1,5 +1,5 @@
-import * as MarkdownIt from ".";
-import * as State from "./rules_core/state_core";
+import MarkdownIt = require(".");
+import State = require("./rules_core/state_core");
 
 export = Ruler;
 
@@ -13,5 +13,3 @@ declare class Ruler<S extends State = State> {
     getRules(chain: string): MarkdownIt.Rule<S>[];
     push(ruleName: string, rule: MarkdownIt.Rule<S>, options?: any): void;
 }
-
-declare module Ruler {}
diff --git a/types/markdown-it/lib/rules_block/state_block.d.ts b/types/markdown-it/lib/rules_block/state_block.d.ts
index e1dc5a2fbd..6eebab4202 100644
--- a/types/markdown-it/lib/rules_block/state_block.d.ts
+++ b/types/markdown-it/lib/rules_block/state_block.d.ts
@@ -1,6 +1,6 @@
-import * as MarkdownIt from "..";
-import * as State from "../rules_core/state_core";
-import * as Token from "../token";
+import MarkdownIt = require("..");
+import State = require("../rules_core/state_core");
+import Token = require("../token");
 
 export = StateBlock;
 
@@ -21,5 +21,3 @@ declare class StateBlock extends State {
     lineMax: number;
     tight: boolean;
 }
-
-declare module StateBlock {}
diff --git a/types/markdown-it/lib/rules_core/state_core.d.ts b/types/markdown-it/lib/rules_core/state_core.d.ts
index dc0eb54921..7cf73134aa 100644
--- a/types/markdown-it/lib/rules_core/state_core.d.ts
+++ b/types/markdown-it/lib/rules_core/state_core.d.ts
@@ -1,5 +1,5 @@
-import * as MarkdownIt from "..";
-import * as Token from "../token";
+import MarkdownIt = require("..");
+import Token = require("../token");
 
 export = StateCore;
 
@@ -18,5 +18,3 @@ declare class StateCore {
     /** Return any for a yet untyped property */
     [undocumented: string]: any;
 }
-
-declare module StateCore {}
diff --git a/types/markdown-it/lib/rules_inline/state_inline.d.ts b/types/markdown-it/lib/rules_inline/state_inline.d.ts
index eaa1feaa00..27938d99da 100644
--- a/types/markdown-it/lib/rules_inline/state_inline.d.ts
+++ b/types/markdown-it/lib/rules_inline/state_inline.d.ts
@@ -1,6 +1,6 @@
-import * as MarkdownIt from "..";
-import * as State from "../rules_core/state_core";
-import * as Token from "../token";
+import MarkdownIt = require("..");
+import State = require("../rules_core/state_core");
+import Token = require("../token");
 
 export = StateInline;
 
@@ -44,5 +44,3 @@ declare class StateInline extends State {
         length: number
     };
 }
-
-declare module StateInline {}
diff --git a/types/markdown-it/lib/token.d.ts b/types/markdown-it/lib/token.d.ts
index 142b59289b..1f71d54bfd 100644
--- a/types/markdown-it/lib/token.d.ts
+++ b/types/markdown-it/lib/token.d.ts
@@ -21,5 +21,3 @@ declare class Token {
     tag: string;
     type: string;
 }
-
-declare module Token {}
diff --git a/types/markdown-it/markdown-it-tests.ts b/types/markdown-it/markdown-it-tests.ts
index 3cb1a9ea3b..343661ad87 100644
--- a/types/markdown-it/markdown-it-tests.ts
+++ b/types/markdown-it/markdown-it-tests.ts
@@ -1,6 +1,6 @@
-import * as MarkdownIt from "markdown-it";
-import * as Renderer from "markdown-it/lib/renderer";
-import * as Token from "markdown-it/lib/token";
+import MarkdownIt = require("markdown-it");
+import Renderer = require("markdown-it/lib/renderer");
+import Token = require("markdown-it/lib/token");
 
 {
     const md = new MarkdownIt();
diff --git a/types/prosemirror-markdown/index.d.ts b/types/prosemirror-markdown/index.d.ts
index 7d18611513..91b37ea51e 100644
--- a/types/prosemirror-markdown/index.d.ts
+++ b/types/prosemirror-markdown/index.d.ts
@@ -7,7 +7,7 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
-import * as MarkdownIt from 'markdown-it';
+import MarkdownIt = require('markdown-it');
 import { Node as ProsemirrorNode, Schema } from 'prosemirror-model';
 
 /**