diff --git a/src/main/java/cn/zbx1425/resourcepackupdater/gui/gl/SimpleFont.java b/src/main/java/cn/zbx1425/resourcepackupdater/gui/gl/SimpleFont.java
index b9e7a40..98f0755 100644
--- a/src/main/java/cn/zbx1425/resourcepackupdater/gui/gl/SimpleFont.java
+++ b/src/main/java/cn/zbx1425/resourcepackupdater/gui/gl/SimpleFont.java
@@ -20,7 +20,7 @@ public class SimpleFont {
     public final float baseLineYPl;
 
     public final Char2ObjectMap<GlyphProperty> glyphMap = new Char2ObjectOpenHashMap<>();
-    private static final char REPLACEMENT_CHAR = '▯';
+    private static final char REPLACEMENT_CHAR = '�';
 
     public final ResourceLocation textureLocation;
     public final float whiteU, whiteV;