diff --git a/.cargo/tao-0.21.md b/.cargo/tao-0.21.md
new file mode 100644
index 000000000..f777540f0
--- /dev/null
+++ b/.cargo/tao-0.21.md
@@ -0,0 +1,5 @@
+---
+"wry": minor
+---
+
+Update tao to 0.21.
diff --git a/Cargo.toml b/Cargo.toml
index 0f6433791..6ab9bea8e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ serde = { version = "1.0", features = [ "derive" ] }
 serde_json = "1.0"
 thiserror = "1.0"
 url = "2.4"
-tao = { version = "0.20", default-features = false, features = [ "serde" ] }
+tao = { version = "0.21", default-features = false, features = [ "serde" ] }
 http = "0.2.9"
 
 [dev-dependencies]