diff --git a/Cargo.toml b/Cargo.toml
index 3c34c3f..f429a20 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ keywords = ["rspec", "test", "testing", "ruspec", ]
 
 
 [dependencies]
-syn = { version = "1.0.17", features = ["full"] }
+syn = { version = "2.0.18", features = ["full"] }
 proc-macro2 = "1.0.10"
 quote = "1.0.3"
 failure = "0.1.7"