diff --git a/Cargo.lock b/Cargo.lock
index b8f54a616aecd..0167febf31cd7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1626,9 +1626,9 @@ dependencies = [
 
 [[package]]
 name = "git2"
-version = "0.14.2"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3826a6e0e2215d7a41c2bfc7c9244123969273f3476b939a226aac0ab56e9e3c"
+checksum = "2994bee4a3a6a51eb90c218523be382fd7ea09b16380b9312e9dbe955ff7c7d1"
 dependencies = [
  "bitflags",
  "libc",
@@ -1641,9 +1641,9 @@ dependencies = [
 
 [[package]]
 name = "git2-curl"
-version = "0.15.0"
+version = "0.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ee51709364c341fbb6fe2a385a290fb9196753bdde2fc45447d27cd31b11b13"
+checksum = "ed817a00721e2f8037ba722e60358d4956dae9cca10315fc982f967907d3b0cd"
 dependencies = [
  "curl",
  "git2",
@@ -2001,9 +2001,9 @@ dependencies = [
 
 [[package]]
 name = "libgit2-sys"
-version = "0.13.2+1.4.2"
+version = "0.14.0+1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a42de9a51a5c12e00fc0e4ca6bc2ea43582fc6418488e8f615e905d886f258b"
+checksum = "47a00859c70c8a4f7218e6d1cc32875c4b55f6799445b842b0d8ed5e4c3d959b"
 dependencies = [
  "cc",
  "libc",
diff --git a/src/tools/cargo b/src/tools/cargo
index 6da726708a440..4ed54cecce3ce 160000
--- a/src/tools/cargo
+++ b/src/tools/cargo
@@ -1 +1 @@
-Subproject commit 6da726708a4406f31f996d813790818dce837161
+Subproject commit 4ed54cecce3ce9ab6ff058781f4c8a500ee6b8b5