diff --git a/src/SupabaseClient.ts b/src/SupabaseClient.ts
index 5e12c835..79c55ca9 100644
--- a/src/SupabaseClient.ts
+++ b/src/SupabaseClient.ts
@@ -74,10 +74,10 @@ export default class SupabaseClient {
     const _supabaseUrl = stripTrailingSlash(supabaseUrl)
     const settings = { ...DEFAULT_OPTIONS, ...options }
 
-    this.restUrl = `${_supabaseUrl}/rest/v1`
-    this.realtimeUrl = `${_supabaseUrl}/realtime/v1`.replace('http', 'ws')
-    this.authUrl = `${_supabaseUrl}/auth/v1`
-    this.storageUrl = `${_supabaseUrl}/storage/v1`
+    this.restUrl = options?.restUrl || `${_supabaseUrl}/rest/v1`
+    this.realtimeUrl = options?.realtimeUrl || `${_supabaseUrl}/realtime/v1`.replace('http', 'ws')
+    this.authUrl = options?.authUrl || `${_supabaseUrl}/auth/v1`
+    this.storageUrl = options?.storageUrl || `${_supabaseUrl}/storage/v1`
 
     const isPlatform = _supabaseUrl.match(/(supabase\.co)|(supabase\.in)/)
     if (isPlatform) {
diff --git a/src/lib/types.ts b/src/lib/types.ts
index 5872cb41..dab267a8 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -58,6 +58,26 @@ export type SupabaseClientOptions = {
    * Options passed to the gotrue-js instance
    */
   cookieOptions?: SupabaseAuthClientOptions['cookieOptions']
+
+  /**
+   * Override the restUrl
+   */
+  restUrl?: string
+
+  /**
+   * Override the realtimeUrl (must be ws:// scheme)
+   */
+  realtimeUrl?: string
+
+  /**
+   * Override the authUrl
+   */
+  authUrl?: string
+
+  /**
+   * Override the storageUrl
+   */
+  storageUrl?: string
 }
 
 export type SupabaseRealtimePayload<T> = {