diff --git a/Project.toml b/Project.toml
index ff909e0ec..dab259947 100644
--- a/Project.toml
+++ b/Project.toml
@@ -15,7 +15,7 @@ YaoSym = "3b27209a-d3d6-11e9-3c0f-41eb92b2cb9d"
 BitBasis = "0.7"
 Reexport = "1"
 YaoArrayRegister = "0.8"
-YaoAPI = "0.2"
+YaoAPI = "0.3"
 YaoBase = "0.15"
 YaoBlocks = "0.12"
 YaoSym = "0.5"