diff --git a/typings/xterm-headless.d.ts b/typings/xterm-headless.d.ts
index d38d486b..3cbde44b 100644
--- a/typings/xterm-headless.d.ts
+++ b/typings/xterm-headless.d.ts
@@ -83,8 +83,8 @@ declare module '@xterm/headless' {
 
     /**
      * The modifier key hold to multiply scroll speed.
-     * @deprecated This option is no longer available and will always use alt. Setting this will be
-     * ignored.
+     * @deprecated This option is no longer available and will always use alt.
+     * Setting this will be ignored.
      */
     fastScrollModifier?: 'none' | 'alt' | 'ctrl' | 'shift';
 
diff --git a/typings/xterm.d.ts b/typings/xterm.d.ts
index 5dfaf1be..3aa4b191 100644
--- a/typings/xterm.d.ts
+++ b/typings/xterm.d.ts
@@ -109,8 +109,8 @@ declare module '@xterm/xterm' {
 
     /**
      * The modifier key hold to multiply scroll speed.
-     * @deprecated This option is no longer available and will always use alt. Setting this will be
-     * ignored.
+     * @deprecated This option is no longer available and will always use alt.
+     * Setting this will be ignored.
      */
     fastScrollModifier?: 'none' | 'alt' | 'ctrl' | 'shift';