diff --git a/Cargo.lock b/Cargo.lock
index 3d301dc..68bc9e6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -700,9 +700,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.11.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b10983b38c53aebdf33f542c6275b0f58a238129d00c4ae0e6fb59738d783ca"
+checksum = "7709cef83f0c1f58f666e746a08b21e0085f7440fa6a29cc194d68aac97a4225"
 
 [[package]]
 name = "opaque-debug"
@@ -1293,13 +1293,13 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4bc28f93baff38037f64e6f43d34cfa1605f27a49c34e8a04c5e78b0babf2596"
+checksum = "cfbbce75cad20b56f4f4200e413b894c990c7bbd7e47245ff5cbc2b82511e4da"
 dependencies = [
  "ansi_term",
- "lazy_static",
  "matchers",
+ "once_cell",
  "regex",
  "sharded-slab",
  "smallvec",