diff --git a/Cargo.lock b/Cargo.lock
index 10e92a6..ca1aabd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1867,18 +1867,28 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.219"
+version = "1.0.221"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f0e2c6ed6606019b4e29e69dbaba95b11854410e5347d525002456dbbb786b6"
+checksum = "341877e04a22458705eb4e131a1508483c877dca2792b3781d4e5d8a6019ec43"
+dependencies = [
+ "serde_core",
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_core"
+version = "1.0.221"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c459bc0a14c840cb403fc14b148620de1e0778c96ecd6e0c8c3cacb6d8d00fe"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.219"
+version = "1.0.221"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
+checksum = "d6185cf75117e20e62b1ff867b9518577271e58abe0037c40bb4794969355ab0"
 dependencies = [
  "proc-macro2",
  "quote",