diff --git a/Cargo.lock b/Cargo.lock
index 15f14d349..300fc3d60 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -178,9 +178,9 @@ dependencies = [
 
 [[package]]
 name = "bytecount"
-version = "0.6.2"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72feb31ffc86498dacdbd0fcebb56138e7177a8cc5cea4516031d15ae85a742e"
+checksum = "2c676a478f63e9fa2dd5368a42f28bba0d6c560b775f38583c8bbaa7fcd67c9c"
 
 [[package]]
 name = "byteorder"
@@ -1089,9 +1089,9 @@ checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "memmap2"
-version = "0.5.3"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "057a3db23999c867821a7a59feb06a578fcb03685e983dff90daf9e7d24ac08f"
+checksum = "d5172b50c23043ff43dd53e51392f36519d9b35a8f3a410d30ece5d1aedd58ae"
 dependencies = [
  "libc",
 ]