diff --git a/Cargo.toml b/Cargo.toml
index 25cb8c1ca..7c4e3ab62 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ pretty_env_logger = { version = "0.4", optional = true }
 anyhow = "1.0"
 filetime = "0.2.9"
 flate2 = { version = "1.0.3", default-features = false, features = ["zlib"] }
-git2 = "0.13.14"
+git2 = "0.13.16"
 git2-curl = "0.14.1"
 glob = "0.3.0"
 hex = "0.4"
@@ -44,7 +44,7 @@ jobserver = "0.1.21"
 lazycell = "1.2.0"
 libc = "0.2"
 log = "0.4.6"
-libgit2-sys = "0.12.16"
+libgit2-sys = "0.12.18"
 memchr = "2.1.3"
 num_cpus = "1.0"
 opener = "0.4"
diff --git a/crates/cargo-test-support/Cargo.toml b/crates/cargo-test-support/Cargo.toml
index 0340c4667..0c62e2da1 100644
--- a/crates/cargo-test-support/Cargo.toml
+++ b/crates/cargo-test-support/Cargo.toml
@@ -13,7 +13,7 @@ cargo = { path = "../.." }
 cargo-test-macro = { path = "../cargo-test-macro" }
 filetime = "0.2"
 flate2 = { version = "1.0", default-features = false, features = ["zlib"] }
-git2 = "0.13"
+git2 = "0.13.16"
 glob = "0.3"
 lazy_static = "1.0"
 remove_dir_all = "0.5"