diff --git a/requirements.txt b/requirements.txt
index 8b52fba..2948480 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 protobuf>=3.19.5,<3.20.1
-transformers>=4.26.1
+transformers==4.26.1
 icetk
 cpm_kernels
 torch>=1.10