diff --git a/Cargo.lock b/Cargo.lock
index cdd03285..9385bc0c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -754,9 +754,9 @@ checksum = "3831453b3449ceb48b6d9c7ad7c96d5ea673e9b470a1dc578c2ce6521230884c"
 
 [[package]]
 name = "pprof"
-version = "0.4.0"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffccebf7f721f18477a39f99a7bae543edd02a9850a2cbfe6c407f8cc291dd89"
+checksum = "a066eee7dbaf89a91078ceb15f56642c8d934eb2a639e7f098dd3f365651f55a"
 dependencies = [
  "backtrace",
  "inferno",