diff --git a/types/dompurify/index.d.ts b/types/dompurify/index.d.ts
index 5406156bca..267f762f2b 100644
--- a/types/dompurify/index.d.ts
+++ b/types/dompurify/index.d.ts
@@ -3,23 +3,18 @@
 // Definitions by: Dave Taylor <http://davetayls.me>, Samira Bazuzi <https://github.com/bazuzi>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
-export = DOMPurify;
 export as namespace DOMPurify;
 
-declare var DOMPurify: DOMPurify;
+export declare function sanitize(source: string | Node): string;
+export declare function sanitize(source: string | Node, config: Config & { RETURN_DOM_FRAGMENT?: false; RETURN_DOM?: false; }): string;
+export declare function sanitize(source: string | Node, config: Config & { RETURN_DOM_FRAGMENT: true; }): DocumentFragment;
+export declare function sanitize(source: string | Node, config: Config & { RETURN_DOM: true; }): HTMLElement;
+export declare function sanitize(source: string | Node, config: Config): string | HTMLElement | DocumentFragment;
+export declare function addHook(hook: 'uponSanitizeElement', cb: (currentNode: Element, data: SanitizeElementHookEvent, config: Config) => void): void;
+export declare function addHook(hook: 'uponSanitizeAttribute', cb: (currentNode: Element, data: SanitizeAttributeHookEvent, config: Config) => void): void;
+export declare function addHook(hook: HookName, cb: (currentNode: Element, data: HookEvent, config: Config) => void): void;
 
-interface DOMPurify {
-    sanitize(source: string | Node): string;
-    sanitize(source: string | Node, config: DOMPurifyConfig & { RETURN_DOM_FRAGMENT?: false; RETURN_DOM?: false; }): string;
-    sanitize(source: string | Node, config: DOMPurifyConfig & { RETURN_DOM_FRAGMENT: true; }): DocumentFragment;
-    sanitize(source: string | Node, config: DOMPurifyConfig & { RETURN_DOM: true; }): HTMLElement;
-    sanitize(source: string | Node, config: DOMPurifyConfig): string | HTMLElement | DocumentFragment;
-    addHook(hook: 'uponSanitizeElement', cb: (currentNode: Element, data: DOMPurifySanitizeElementHookEvent, config: DOMPurifyConfig) => void): void;
-    addHook(hook: 'uponSanitizeAttribute', cb: (currentNode: Element, data: DOMPurifySanitizeAttributeHookEvent, config: DOMPurifyConfig) => void): void;
-    addHook(hook: DOMPurifyHookName, cb: (currentNode: Element, data: DOMPurifyHookEvent, config: DOMPurifyConfig) => void): void;
-}
-
-interface DOMPurifyConfig {
+interface Config {
     ADD_ATTR?: string[];
     ADD_TAGS?: string[];
     ALLOW_DATA_ATTR?: boolean;
@@ -36,7 +31,7 @@ interface DOMPurifyConfig {
     WHOLE_DOCUMENT?: boolean;
 }
 
-type DOMPurifyHookName
+type HookName
     = 'beforeSanitizeElements'
     | 'uponSanitizeElement'
     | 'afterSanitizeElements'
@@ -47,17 +42,17 @@ type DOMPurifyHookName
     | 'uponSanitizeShadowNode'
     | 'afterSanitizeShadowDOM';
 
-type DOMPurifyHookEvent
-    = DOMPurifySanitizeElementHookEvent
-    | DOMPurifySanitizeAttributeHookEvent
+type HookEvent
+    = SanitizeElementHookEvent
+    | SanitizeAttributeHookEvent
     | null;
 
-interface DOMPurifySanitizeElementHookEvent {
+interface SanitizeElementHookEvent {
     tagName: string;
     allowedTags: string[];
 }
 
-interface DOMPurifySanitizeAttributeHookEvent {
+interface SanitizeAttributeHookEvent {
     attrName: string;
     attrValue: string;
     keepAttr: boolean;