diff --git a/Cargo.lock b/Cargo.lock
index 5e7ed4d70..22b789d26 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -29,7 +29,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "85cdab6a89accf66733ad5a1693a4dcced6aeff64602b634530dd73c1f3ee9f0"
 dependencies = [
- "log 0.4.19",
+ "log 0.4.20",
 ]
 
 [[package]]
@@ -65,7 +65,7 @@ dependencies = [
  "fix-getters-rules",
  "getopts",
  "hprof",
- "log 0.4.19",
+ "log 0.4.20",
  "once_cell",
  "regex",
  "rustdoc-stripper",
@@ -105,14 +105,14 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
 dependencies = [
- "log 0.4.19",
+ "log 0.4.20",
 ]
 
 [[package]]
 name = "log"
-version = "0.4.19"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b06a4cde4c0f271a446782e3eff8de789548ce57dbc8eca9292c27f4a42004b4"
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 
 [[package]]
 name = "memchr"