diff --git a/gui/listbox.cpp b/gui/listbox.cpp
index e09ec53..851b373 100644
--- a/gui/listbox.cpp
+++ b/gui/listbox.cpp
@@ -271,7 +271,7 @@
 	}
 
 	// Retrieve the line height
-	gr_getFontDetails(mFont ? mFont->GetResource() : NULL, &mFontHeight, NULL);
+	mFontHeight = gr_getMaxFontHeight(mFont ? mFont->GetResource() : NULL);
 	mLineHeight = mFontHeight;
 	mHeaderH = mFontHeight;