diff --git a/match_token/Cargo.toml b/match_token/Cargo.toml
index f5208577..ff30445a 100644
--- a/match_token/Cargo.toml
+++ b/match_token/Cargo.toml
@@ -4,9 +4,9 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-syn = "2"
+syn = { version = "2", features = ["full"] }
 quote = "1"
 proc-macro2 = "1"
 
 [lib]
-proc-macro = true
\ No newline at end of file
+proc-macro = true