diff --git a/glib-macros/Cargo.toml b/glib-macros/Cargo.toml
index 3e17865993c5..d6193d4bd977 100644
--- a/glib-macros/Cargo.toml
+++ b/glib-macros/Cargo.toml
@@ -17,7 +17,7 @@ heck = "0.4"
 proc-macro-error = "1.0"
 proc-macro2 = "1.0"
 quote = "1.0"
-syn = { version = "1.0", features = ["full"], default-features = false }
+syn = { version = "1.0", features = ["full"] }
 proc-macro-crate = "1.0"
 
 [lib]