diff --git a/qmacro/Cargo.toml b/qmacro/Cargo.toml
index a742ae91..211e70f5 100644
--- a/qmacro/Cargo.toml
+++ b/qmacro/Cargo.toml
@@ -16,5 +16,5 @@ proc-macro = true
 [dependencies]
 darling = "0.23"
 proc-macro2 = "1"
-syn = "2"
+syn = "3"
 quote = "1"