diff --git a/Cargo.lock b/Cargo.lock
index a0e291e2c..a9db971e6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -110,9 +110,9 @@ checksum = "0d261e256854913907f67ed06efbc3338dfe6179796deefc1ff763fc1aee5535"
 
 [[package]]
 name = "bytecount"
-version = "0.6.3"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c676a478f63e9fa2dd5368a42f28bba0d6c560b775f38583c8bbaa7fcd67c9c"
+checksum = "ad152d03a2c813c80bb94fedbf3a3f02b28f793e39e7c214c8a0bcc196343de7"
 
 [[package]]
 name = "byteorder"
diff --git a/src/core/Cargo.toml b/src/core/Cargo.toml
index 3eb6e9f9f..e70bb45c2 100644
--- a/src/core/Cargo.toml
+++ b/src/core/Cargo.toml
@@ -25,7 +25,7 @@ maturin = []
 
 [dependencies]
 az = "1.0.0"
-bytecount = "0.6.0"
+bytecount = "0.6.4"
 byteorder = "1.4.3"
 cfg-if = "1.0"
 counter = "0.5.7"