diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index ce9bcc2412..7573778dfe 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -460,15 +460,16 @@ 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 0.3.9",
 ]