diff --git a/zbus_macros/Cargo.toml b/zbus_macros/Cargo.toml
index 3f9d24cf0..9abe6fefd 100644
--- a/zbus_macros/Cargo.toml
+++ b/zbus_macros/Cargo.toml
@@ -20,6 +20,7 @@ readme = "README.md"
 default = []
 # Enable blocking API.
 blocking-api = ["zbus/blocking-api"]
+gvariant = ["zvariant/gvariant", "zvariant_utils/gvariant"]
 
 [lib]
 proc-macro = true