diff --git a/schala-codegen/Cargo.toml b/schala-codegen/Cargo.toml
index 159368a..5a63e5e 100644
--- a/schala-codegen/Cargo.toml
+++ b/schala-codegen/Cargo.toml
@@ -4,8 +4,8 @@ version = "0.1.0"
 authors = ["greg <greg.shuflin@protonmail.com>"]
 
 [dependencies]
-syn = { version = "0.13.1", features = ["full", "extra-traits"] }
-quote = "0.5"
+syn = { version = "0.15.6", features = ["full", "extra-traits"] }
+quote = "0.6.8"
 schala-repl = { path = "../schala-repl" }
 
 [lib]