diff --git a/fixtures/typings-test/typings-test.ts b/fixtures/typings-test/typings-test.ts
index cfad7b26..5a5f6c50 100644
--- a/fixtures/typings-test/typings-test.ts
+++ b/fixtures/typings-test/typings-test.ts
@@ -36,12 +36,12 @@ namespace properties {
 
 namespace static_methods {
   {
-    Terminal.loadAddon('attach');
-    Terminal.loadAddon('fit');
-    Terminal.loadAddon('fullscreen');
-    Terminal.loadAddon('search');
-    Terminal.loadAddon('terminado');
-    Terminal.loadAddon('winptyCompat');
+    Terminal.applyAddon({});
+    Terminal.applyAddon({});
+    Terminal.applyAddon({});
+    Terminal.applyAddon({});
+    Terminal.applyAddon({});
+    Terminal.applyAddon({});
   }
 }
 
diff --git a/typings/xterm.d.ts b/typings/xterm.d.ts
index 97e4a4a3..83199e08 100644
--- a/typings/xterm.d.ts
+++ b/typings/xterm.d.ts
@@ -500,10 +500,10 @@ declare module 'xterm' {
     reset(): void
 
     /**
-     * Loads an addon, attaching it to the Terminal prototype and making it
-     * available to all newly created Terminals.
-     * @param addon The addon to load.
+     * Applies an addon to the Terminal prototype, making it available to all
+     * newly created Terminals.
+     * @param addon The addon to apply.
      */
-    static loadAddon(addon: 'attach' | 'fit' | 'fullscreen' | 'search' | 'terminado' | 'winptyCompat'): void;
+    static applyAddon(addon: any): void;
   }
 }