diff --git a/coolq/cqcode.go b/coolq/cqcode.go
index eec4a74..53ca64d 100644
--- a/coolq/cqcode.go
+++ b/coolq/cqcode.go
@@ -369,7 +369,7 @@ func (bot *CQBot) ConvertStringMessage(msg string, group bool) (r []message.IMes
 			}
 			data := strings.SplitN(p, "=", 2)
 			if len(data) == 2 {
-				params[data[0]] = data[1]
+				params[data[0]] = CQCodeUnescapeValue(data[1])
 			} else {
 				params[p] = ""
 			}