diff --git a/OLPS_python/requirements.txt b/OLPS_python/requirements.txt
index 328ef4a..b071723 100644
--- a/OLPS_python/requirements.txt
+++ b/OLPS_python/requirements.txt
@@ -103,7 +103,7 @@ testpath==0.4.2
 tornado==6.0.1
 tqdm==4.55.1
 traitlets==4.3.2
-typed-ast==1.3.1
+typed-ast==1.3.2
 urllib3==1.24.1
 varname==0.5.6
 wcwidth==0.1.7