diff --git a/tokio/Cargo.toml b/tokio/Cargo.toml
index dbcccdf66..eca1554ad 100644
--- a/tokio/Cargo.toml
+++ b/tokio/Cargo.toml
@@ -104,7 +104,7 @@ memchr = { version = "2.2", optional = true }
 mio = { version = "0.6.20", optional = true }
 iovec = { version = "0.1.4", optional = true }
 num_cpus = { version = "1.8.0", optional = true }
-parking_lot = { version = "0.10.0", optional = true } # Not in full
+parking_lot = { version = "0.11.0", optional = true } # Not in full
 slab = { version = "0.4.1", optional = true } # Backs `DelayQueue`
 tracing = { version = "0.1.16", default-features = false, features = ["std"], optional = true } # Not in full