diff --git a/Cargo.toml b/Cargo.toml
index 85a4534..c92e622 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ proc-macro = true
 miniserde = "0.1"
 
 [dependencies]
-syn = { version = "1.0", features = ["derive", "extra-traits"] }
+syn = { version = "1.0", features = ["derive"] }
 quote = "1.0"
 proc-macro2 = "1.0"
 miniserde = "0.1" # TODO: remove