diff --git a/many-requests/Cargo.lock b/many-requests/Cargo.lock
index a03e03c..88d59f8 100644
--- a/many-requests/Cargo.lock
+++ b/many-requests/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "async-channel"
 version = "1.6.1"
@@ -185,12 +187,12 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.5"
+version = "0.8.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
+checksum = "8ff1f980957787286a554052d03c7aee98d99cc32e09f6d45f0a814133c87978"
 dependencies = [
  "cfg-if",
- "lazy_static",
+ "once_cell",
 ]
 
 [[package]]