diff --git a/Cargo.lock b/Cargo.lock
index f5b2e27..da89900 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -47,7 +47,7 @@ dependencies = [
  "cexpr",
  "clang-sys",
  "clap",
- "env_logger",
+ "env_logger 0.8.4",
  "lazy_static",
  "lazycell",
  "log",
@@ -164,9 +164,22 @@ dependencies = [
 
 [[package]]
 name = "env_logger"
-version = "0.8.3"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a19187fea3ac7e84da7dacf48de0c45d63c6a76f9490dae389aead16c243fce3"
+dependencies = [
+ "atty",
+ "humantime",
+ "log",
+ "regex",
+ "termcolor",
+]
+
+[[package]]
+name = "env_logger"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "17392a012ea30ef05a610aa97dfb49496e71c9f676b27879922ea5bdf60d9d3f"
+checksum = "a12e6657c4c97ebab115a42dcee77225f7f482cdd841cf7088c657a42e9e00e7"
 dependencies = [
  "atty",
  "humantime",
@@ -201,7 +214,7 @@ dependencies = [
  "crossbeam-channel",
  "crossbeam-utils",
  "ctrlc",
- "env_logger",
+ "env_logger 0.9.3",
  "hstrace_derive",
  "lazy_static",
  "log",
diff --git a/Cargo.toml b/Cargo.toml
index 3758158..8138e12 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ hstrace_derive = { path = "hstrace_derive", version = "0.0.1" }
 
 # logging
 log = "0.4.14"
-env_logger = "0.8.3"
+env_logger = "0.9.3"
 
 # FromPrimitive
 num-traits = "0.2.14"