diff --git a/js/rmmz_windows.js b/js/rmmz_windows.js
index 4bf4552..f87669e 100644
--- a/js/rmmz_windows.js
+++ b/js/rmmz_windows.js
@@ -1620,9 +1620,9 @@ Window_Help.prototype.setItem = function(item) {
     this.setText(item ? item.description : "");
 };
 
-Window_Base.prototype.resetFontSettings = function() {
+Window_Help.prototype.resetFontSettings = function() {
     this.contents.fontFace = $gameSystem.mainFontFace();
-    this.contents.fontSize = $gameSystem.mainFontSize() - 4;
+    this.contents.fontSize = 17;
     this.resetTextColor();
 };