diff --git a/typings/xterm-headless.d.ts b/typings/xterm-headless.d.ts
index fdaf8fed..b7aa1b59 100644
--- a/typings/xterm-headless.d.ts
+++ b/typings/xterm-headless.d.ts
@@ -249,11 +249,12 @@ declare module '@xterm/headless' {
      */
     windowOptions?: IWindowOptions;
 
-     /**
-     * If enabled ED2 (clear screen) escape sequence will push erased text to scrollback.
-     * This emulates PuTTY default clear screen behaviour.
+    /**
+     * If enabled ED2 (clear screen) escape sequence will push
+     * erased text to scrollback.
+     * This emulates PuTTY default clear screen behavior.
      */
-     scrollOnDisplayErase?: boolean
+    scrollOnDisplayErase?: boolean;
   }
 
   /**
diff --git a/typings/xterm.d.ts b/typings/xterm.d.ts
index 6514261e..9becb0b3 100644
--- a/typings/xterm.d.ts
+++ b/typings/xterm.d.ts
@@ -333,10 +333,11 @@ declare module '@xterm/xterm' {
     overviewRuler?: IOverviewRulerOptions;
 
     /**
-     * If enabled ED2 (clear screen) escape sequence will push erased text to scrollback.
-     * This emulates PuTTY default clear screen behaviour.
+     * If enabled ED2 (clear screen) escape sequence will push
+     * erased text to scrollback.
+     * This emulates PuTTY default clear screen behavior.
      */
-    scrollOnDisplayErase?: boolean
+    scrollOnDisplayErase?: boolean;
   }
 
   /**