diff --git a/Cargo.lock b/Cargo.lock
index ef2fa0c9e8..6e9935016b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1021,9 +1021,9 @@ dependencies = [
 
 [[package]]
 name = "pretty-hex"
-version = "0.3.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6fa0831dd7cc608c38a5e323422a0077678fa5744aa2be4ad91c4ece8eec8d5"
+checksum = "bbc83ee4a840062f368f9096d80077a9841ec117e17e7f700df81958f1451254"
 
 [[package]]
 name = "proc-macro2"
diff --git a/Cargo.toml b/Cargo.toml
index 084227c140..95e6cad18d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -160,7 +160,7 @@ optional = true
 features = ["fs", "ioctl", "mount", "poll", "process", "sched", "signal", "socket"]
 
 [dependencies.pretty-hex]
-version = "0.3.0"
+version = "0.4.1"
 optional = true
 
 [dependencies.rand]