diff --git a/requirements.txt b/requirements.txt
index eb4a592..de0329f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-deepmd-kit[cpu]==3.0.2
+deepmd-kit[cpu]==3.1.1
 dpgen==0.13.2
 dpdispatcher==0.6.10
 dargs