diff --git a/font/baiduHealth.woff b/font/baiduHealth.woff
deleted file mode 100644
index b5e98f4..0000000
Binary files a/font/baiduHealth.woff and /dev/null differ
diff --git a/font/iconfont.ttf b/font/iconfont.ttf
new file mode 100644
index 0000000..3d0eb55
Binary files /dev/null and b/font/iconfont.ttf differ
diff --git a/src/ttf/ttfreader.js b/src/ttf/ttfreader.js
index 339a91a..7011619 100644
--- a/src/ttf/ttfreader.js
+++ b/src/ttf/ttfreader.js
@@ -44,8 +44,10 @@ define(
             // 读取支持的表数据
             Object.keys(supportTables).forEach(function(tableName) {
                 // console.log(tableName);
-                var offset = ttf.tables[tableName].offset;
-                ttf[tableName] = new supportTables[tableName](offset).read(reader, ttf);
+                if (ttf.tables[tableName]) {
+                    var offset = ttf.tables[tableName].offset;
+                    ttf[tableName] = new supportTables[tableName](offset).read(reader, ttf);
+                }
             });
 
         }