diff --git a/lib/URLSearchParams.ts b/lib/URLSearchParams.ts
new file mode 100644
index 00000000..2c148303
--- /dev/null
+++ b/lib/URLSearchParams.ts
@@ -0,0 +1,142 @@
+/* eslint-disable class-methods-use-this */
+/* eslint-disable no-param-reassign */
+/* eslint-disable max-len */
+/* eslint-disable no-plusplus */
+export class URLSearchParams {
+  
+  private dict: {[key: string]: string[]} = {}
+
+  constructor(search: string | string[] | any | URLSearchParams = '') {
+    if (search instanceof URLSearchParams) {
+      this.dict = this.parseToDict(search.toString())
+    } else {
+      this.dict = this.parseToDict(search)
+    }
+  }
+
+  /**
+   * Appends a specified key/value pair as a new search parameter
+   */
+  public append(name: string, value: string): void {
+    this.appendTo(this.dict, name, value)
+  }
+
+  /**
+   * Deletes this give search parameter, and its associated value, from the list of all search parameters
+   */
+  public delete(name: string): void {
+    delete this.dict[name]
+  }
+
+  /**
+   * Returns the first value associated to the given search parameter
+   */
+  get(name: string): string | null {
+    return name in this.dict ? this.dict[name][0] : null
+  }
+
+  /**
+   * Returns all the values association with a given parameter
+   */
+  getAll(name: string): string[] {
+    return name in this.dict ? this.dict[name].slice(0) : []
+  }
+
+  /**
+   * Test if the search parameter exists
+   */
+  has(name: string): boolean {
+    return name in this.dict
+  }
+
+  /**
+   * Sets the value associated to a given search parameter to
+   * the given value. If there were several values, delete the others.
+   */
+  set(name: string, value: string): void {
+    this.dict[name] = [value]
+  }
+
+  /**
+   * Returns a string containing a query string suitable for use in a URL
+   */
+  toString(): string {
+    return Object.entries(this.dict)
+      .map(([key, value]) => `${key}=${this.encode(value)}`)
+      .join('&')
+  }
+
+  /**
+   *
+   */
+  parseToDict(search: string | string[] | any): any {
+      const dict = {}
+
+      if (typeof search === 'object') {
+      // if 'search' is an array, treat it as a sequence
+      if (Array.isArray(search)) {
+        for (let i=0; i<search.length; i++) {
+          const item = search[i]
+          if (Array.isArray(item) && item.length === 2) {
+            this.appendTo(dict, item[0], item[1])
+          } else {
+            throw new TypeError("Failed to construct 'URLSearchParams': Sequence initalizer must only contain pair elements")
+          }
+        }
+      } else {
+        Object.entries(search).forEach(([key, value]) => this.appendTo(dict, key, value))
+      }
+    } else {
+      // remove 1st ?
+      if (search.indexOf('?') === 0) {
+        search = search.slice(1)
+      }
+
+      const pairs = search.split('&')
+      for (let j=0; j<pairs.length; j++) {
+        const value = pairs[j]
+        const index = value.indexOf('=')
+        if (index > -1) {
+          this.appendTo(dict, this.decode(value.slice(0, index)), this.decode(value.slice(index+1)))
+        } else if (value) {
+          this.appendTo(dict, this.decode(value), '')
+        }
+      }
+    }
+
+    return dict
+  }
+
+  appendTo(dict: any, name: string, value: string | Function | any): void {
+    // eslint-disable-next-line no-nested-ternary
+    const val = typeof value === 'string' ? value: (
+      value !== null && value !== undefined && typeof value.toString === 'function' ? value.toString() : JSON.stringify(value)
+    )
+
+    if (name in dict) {
+      dict[name].push(value)
+    } else {
+      dict[name] = [val]
+    }
+  }
+
+  decode(str: string): string {
+    return str
+      .replace(/[ +]/g, '%20')
+      .replace(/(%[a-f0-9]{2})+/ig, (match) => decodeURIComponent(match))
+  }
+
+  encode(str: string[]): string {
+      const replace: {[key: string]: string} = {
+        '!': '%21',
+        "'": '%27',
+        '(': '%28',
+        ')': '%29',
+        '~': '%7E',
+        '%20': '+',
+        '%00': '\x00'
+      }
+      // eslint-disable-next-line no-useless-escape
+      return encodeURIComponent(str.join(',')).replace(/[!'\(\)~]|%20|%00/g, (match) => replace[match] || '')
+  }
+}
\ No newline at end of file
diff --git a/lib/api.ts b/lib/api.ts
index 5152f095..66325f76 100644
--- a/lib/api.ts
+++ b/lib/api.ts
@@ -2,7 +2,7 @@ import { DateTime } from 'luxon'
 import { EventEmitter } from 'events'
 import { decode } from 'he'
 import * as html from 'node-html-parser'
-import { URLSearchParams } from 'url'
+import { URLSearchParams } from './URLSearchParams'
 import { checkStatus, LoginStatusChecker } from './loginStatus'
 import {
   AuthTicket,
diff --git a/lib/h2m.d.ts b/lib/missingtypes.d.ts
similarity index 100%
rename from lib/h2m.d.ts
rename to lib/missingtypes.d.ts