diff --git a/server/Cargo.lock b/server/Cargo.lock
index d98d4b5..1fe38c0 100644
--- a/server/Cargo.lock
+++ b/server/Cargo.lock
@@ -45,9 +45,9 @@ dependencies = [
 
 [[package]]
 name = "async-channel"
-version = "1.8.0"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf46fee83e5ccffc220104713af3292ff9bc7c64c7de289f66dae8e38d826833"
+checksum = "81953c529336010edd6d8e358f886d9581267795c61b19475b71314bffa46d35"
 dependencies = [
  "concurrent-queue",
  "event-listener",
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 6bee27a..767534b 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -18,7 +18,7 @@ argon2 = "0.5"
 rand_core = { version = "0.6", features = ["std"] }
 protocol = { path = "../protocol" }
 async-std = "1.12"
-async-channel = "1.8"
+async-channel = "1.9"
 static_init = "1"
 rand = "0.8"
 futures = "0.3"