diff --git a/typings/xterm-headless.d.ts b/typings/xterm-headless.d.ts
index 85433829..07c1749d 100644
--- a/typings/xterm-headless.d.ts
+++ b/typings/xterm-headless.d.ts
@@ -182,16 +182,15 @@ declare module 'xterm-headless' {
     scrollback?: number;
 
     /**
-     * The duration to smoothly scroll between the origin and the target in
-     * milliseconds. Set to 0 to disable smooth scrolling and scroll instantly.
+     * The scrolling speed multiplier used for adjusting normal scrolling speed.
      */
     scrollSensitivity?: number;
 
     /**
-     * The duration to smoothly scroll between the origin and the target. Set
-     * this to 0 to disable smooth scrolling and scroll instantly.
+     * The duration to smoothly scroll between the origin and the target in
+     * milliseconds. Set to 0 to disable smooth scrolling and scroll instantly.
      */
-     smoothScrollDuration?: number;
+    smoothScrollDuration?: number;
 
     /**
      * The size of tab stops in the terminal.