diff --git a/Cargo.lock b/Cargo.lock
index b40dd72c..8dadc89e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -579,9 +579,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
+checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
 
 [[package]]
 name = "jobserver"
@@ -606,9 +606,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.99"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7f823d141fe0a24df1e23b4af4e3c7ba9e5966ec514ea068c93024aa7deb765"
+checksum = "a1fa8cddc8fbbee11227ef194b5317ed014b8acbf15139bd716a18ad3fe99ec5"
 
 [[package]]
 name = "libgit2-sys"
@@ -1145,18 +1145,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.127"
+version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f03b9878abf6d14e6779d3f24f07b2cfa90352cfec4acc5aab8f1ac7f146fae8"
+checksum = "1056a0db1978e9dbf0f6e4fca677f6f9143dc1c19de346f22cac23e422196834"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.127"
+version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a024926d3432516606328597e0f224a51355a493b49fdd67e9209187cbe55ecc"
+checksum = "13af2fbb8b60a8950d6c72a56d2095c28870367cc8e10c55e9745bac4995a2c4"
 dependencies = [
  "proc-macro2",
  "quote",