diff --git a/en_dicts/en_ext.dict.yaml b/en_dicts/en_ext.dict.yaml
index 15a6e08..b63f6f8 100644
--- a/en_dicts/en_ext.dict.yaml
+++ b/en_dicts/en_ext.dict.yaml
@@ -2391,3 +2391,8 @@ gitignore	gitignore
 .gitignore	.gitignore
 humankind	humankind
 Alita	Alita
+epoll	epoll
+kqueue	kqueue
+LangChain	LangChain
+LangServe	LangServe
+LangSmith	LangSmith
\ No newline at end of file