diff --git a/eq-macro/Cargo.toml b/eq-macro/Cargo.toml
index 91e3346..4163b06 100644
--- a/eq-macro/Cargo.toml
+++ b/eq-macro/Cargo.toml
@@ -11,4 +11,4 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.15"
-syn = "1.0.86"
+syn = "2.0.37"