diff --git a/README.md b/README.md
index e665438..4c8efaf 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ## 当前版本
 
-v2.3
+v2.4
 
 ## 更新维护日志
 
diff --git a/task.py b/task.py
index 101e448..1d5a7b4 100644
--- a/task.py
+++ b/task.py
@@ -132,7 +132,7 @@ def generate(group):
         # print(word + "\t" + flag)
         if flag in ["n", "nr", "nz", "PER", "f", "ns", "LOC", "s", "nt", "ORG", "nw"]:
             # 判断该词是否有效，不为空格
-            if re.match(r"^\s+?$", word) is None:
+            if re.match(r"^\s+?$", word) is None and len(word) > 1:
                 word_list.append(word)
         # print(word_list)