diff --git a/runtime/plugins/autoclose/autoclose.lua b/runtime/plugins/autoclose/autoclose.lua
index f1fc2fad9f..4090395b13 100644
--- a/runtime/plugins/autoclose/autoclose.lua
+++ b/runtime/plugins/autoclose/autoclose.lua
@@ -1,7 +1,6 @@
 VERSION = "1.0.0"
 
 local uutil = import("micro/util")
-local utf8 = import("utf8")
 local autoclosePairs = {"\"\"", "''", "``", "()", "{}", "[]"}
 local autoNewlinePairs = {"()", "{}", "[]"}