diff --git a/Cargo.lock b/Cargo.lock
index 9fde0bb..84e9674 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -144,9 +144,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.2.49"
+version = "1.2.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90583009037521a116abf44494efecd645ba48b6622457080f080b85544e2215"
+checksum = "9f50d563227a1c37cc0a263f64eca3334388c01c5e4c4861a9def205c614383c"
 dependencies = [
  "find-msvc-tools",
  "shlex",
@@ -193,9 +193,9 @@ dependencies = [
 
 [[package]]
 name = "cmake"
-version = "0.1.56"
+version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b042e5d8a74ae91bb0961acd039822472ec99f8ab0948cbf6d1369588f8be586"
+checksum = "75443c44cd6b379beb8c5b45d85d0773baf31cce901fe7bb252f4eff3008ef7d"
 dependencies = [
  "cc",
 ]
@@ -469,9 +469,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.15"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
+checksum = "7ee5b5339afb4c41626dde77b7a611bd4f2c202b897852b4bcf5d03eddc61010"
 
 [[package]]
 name = "js-sys"
@@ -1130,9 +1130,9 @@ checksum = "b39cdef0fa800fc44525c84ccb54a029961a8215f9619753635a9c0d2538d46d"
 
 [[package]]
 name = "ryu"
-version = "1.0.20"
+version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
+checksum = "62049b2877bf12821e8f9ad256ee38fdc31db7387ec2d3b3f403024de2034aea"
 
 [[package]]
 name = "same-file"