diff --git a/Cargo.toml b/Cargo.toml
index 33aeb14..2c44d88 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,5 +23,5 @@ log = "0.4.11"
 bytes = "1.0.0"
 
 [dev-dependencies]
-tokio = { version = "1.0.1", features = ["macros", "rt"] }
+tokio = { version = "1.0.1", features = ["macros", "rt-multi-thread"] }
 dotenv = "0.15.0"
diff --git a/src/lib.rs b/src/lib.rs
index 163e6da..0e397b9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -24,7 +24,7 @@
 //! 
 //! #[tokio::main]
 //! async fn main() {
-//!     dotenv::dotenv::ok();
+//!     dotenv::dotenv().ok();
 //!     let clientid = std::env::var("PAYPAL_CLIENTID").unwrap();
 //!     let secret = std::env::var("PAYPAL_SECRET").unwrap();
 //!