diff --git a/plotly_derive/Cargo.toml b/plotly_derive/Cargo.toml
index cba1e240..fa930c8d 100644
--- a/plotly_derive/Cargo.toml
+++ b/plotly_derive/Cargo.toml
@@ -12,7 +12,7 @@ keywords = ["plot", "chart", "plotly"]
 
 [dependencies]
 quote = "1"
-syn = "2"
+syn = "3"
 proc-macro2 = "1"
 darling = "0.23"