docs: add missing dependency

1 files changed, 1 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 0c6ebf7..0d2b229 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -33,6 +33,7 @@
 //!
 //! [dependencies]
 //! windmark = "0.1.2"
+//! tokio = { version = "0.2.4", features = ["full"] }
 //!
 //! # If you would like to use the built-in logger (recommended)
 //! # windmark = { version = "0.1.2", features = ["logger"] }