diff --git a/Cargo.lock b/Cargo.lock
index b351ab01b..48561487a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -525,9 +525,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd01a6eb3daaafa260f6fc94c3a6c36390abc2080e38e3e34ced87393fb77d80"
+checksum = "4ae5588f6b3c3cb05239e90bd110f257254aecd01e4635400391aeae07497845"
 dependencies = [
  "cfg-if 1.0.0",
  "crossbeam-channel",
@@ -560,9 +560,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.3"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2584f639eb95fea8c798496315b297cf81b9b58b6d30ab066a75455333cf4b12"
+checksum = "4ec02e091aa634e2c3ada4a392989e7c3116673ef0ac5b72232439094d73b7fd"
 dependencies = [
  "cfg-if 1.0.0",
  "crossbeam-utils",
@@ -573,9 +573,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-queue"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f6cb3c7f5b8e51bc3ebb73a2327ad4abdbd119dc13223f14f961d2f38486756"
+checksum = "9b10ddc024425c88c2ad148c1b0fd53f4c6d38db9697c9f1588381212fa657c9"
 dependencies = [
  "cfg-if 1.0.0",
  "crossbeam-utils",
@@ -583,11 +583,10 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.3"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7e9d99fa91428effe99c5c6d4634cdeba32b8cf784fc428a2a687f61a952c49"
+checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
 dependencies = [
- "autocfg",
  "cfg-if 1.0.0",
  "lazy_static",
 ]