diff --git a/go.mod b/go.mod
index c448b38..cb69e2f 100644
--- a/go.mod
+++ b/go.mod
@@ -8,4 +8,4 @@ require (
 	golang.org/x/exp v0.0.0-20230515195305-f3d0a9c9a5cc // indirect
 )
 
-retract [v0.0.0-alpha.0, v0.0.0-alpha.7]
+retract [v0.0.0-alpha.0, v0.0.0-alpha.8]
diff --git a/go.sum b/go.sum
index 71fc139..eaea48b 100644
--- a/go.sum
+++ b/go.sum
@@ -8,6 +8,8 @@ github.com/JesseCoretta/go-stackage v0.0.2-alpha.4 h1:/QdqjeRigVvLf64h+C0PduFo5h
 github.com/JesseCoretta/go-stackage v0.0.2-alpha.4/go.mod h1:KHdmtSxLtwHcdB7Zs6CybjTgo1h3Z1l9qSpM70Yv3Lw=
 github.com/JesseCoretta/go-stackage v0.0.2-alpha.7 h1:iCj15V7ylTd+j1mFICVC/8Op1+wlheSZPh5JadWockw=
 github.com/JesseCoretta/go-stackage v0.0.2-alpha.7/go.mod h1:ETSUnObfK9OsbyDwjVZ4sLbCJkeRhtzQ9muyOnwSxpI=
+github.com/JesseCoretta/go-stackage v0.0.2-alpha.9 h1:+tHslb/s8GKasqmT7lZWmYB7KsX3odtZsvEMRQfYbs0=
+github.com/JesseCoretta/go-stackage v0.0.2-alpha.9/go.mod h1:x+xxD8I9N7JVURFrjQvLlQAp3AI30egZm7PogZCzB/g=
 github.com/antlr4-go/antlr/v4 v4.13.0 h1:lxCg3LAv+EUK6t1i0y1V6/SLeUi0eKEKdhQAlS8TVTI=
 github.com/antlr4-go/antlr/v4 v4.13.0/go.mod h1:pfChB/xh/Unjila75QW7+VU4TSnWnnk9UTnmpPaOR2g=
 golang.org/x/exp v0.0.0-20230515195305-f3d0a9c9a5cc h1:mCRnTeVUjcrhlRmO0VK8a6k6Rrf6TF9htwo2pJVSjIU=