diff --git a/Cargo.lock b/Cargo.lock
index c911eecc954..10f1cc42a2f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -338,15 +338,16 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.19"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "670ad68c9088c2a963aaa298cb369688cf3f9465ce5e2d4ca10e6e0098a1ce73"
+checksum = "6127248204b9aba09a362f6c930ef6a78f2c1b2215f8a7b398c06e1083f17af0"
 dependencies = [
- "libc",
+ "js-sys",
  "num-integer",
  "num-traits",
  "serde",
  "time 0.1.44",
+ "wasm-bindgen",
  "winapi",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 80a27e5f8eb..8dc5231d033 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ base64 = "=0.13.0"
 cargo-registry-index = { path = "cargo-registry-index" }
 cargo-registry-markdown = { path = "cargo-registry-markdown" }
 cargo-registry-s3 = { path = "cargo-registry-s3" }
-chrono = { version = "=0.4.19", features = ["serde"] }
+chrono = { version = "=0.4.20", features = ["serde"] }
 clap = { version = "=3.2.16", features = ["derive", "unicode"] }
 
 conduit = "=0.10.0"
diff --git a/cargo-registry-s3/Cargo.toml b/cargo-registry-s3/Cargo.toml
index e3d77f017ec..d64b7567ec4 100644
--- a/cargo-registry-s3/Cargo.toml
+++ b/cargo-registry-s3/Cargo.toml
@@ -14,7 +14,7 @@ path = "lib.rs"
 
 [dependencies]
 base64 = "=0.13.0"
-chrono = "=0.4.19"
+chrono = "=0.4.20"
 sha-1 = "=0.10.0"
 hmac = "=0.12.1"
 reqwest = { version = "=0.11.11", features = ["blocking"] }