diff --git a/Cargo.lock b/Cargo.lock
index 5ede689..100e4ad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -377,9 +377,9 @@ dependencies = [
 
 [[package]]
 name = "git2"
-version = "0.13.25"
+version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f29229cc1b24c0e6062f6e742aa3e256492a5323365e5ed3413599f8a5eff7d6"
+checksum = "ccf7f68c2995f392c49fffb4f95ae2c873297830eb25c6bc4c114ce8f4562acc"
 dependencies = [
  "bitflags",
  "libc",
@@ -506,9 +506,9 @@ checksum = "1b03d17f364a3a042d5e5d46b053bbbf82c92c9430c592dd4c064dc6ee997125"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.12.26+1.3.0"
+version = "0.14.2+1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19e1c899248e606fbfe68dcb31d8b0176ebab833b103824af31bddf4b7457494"
+checksum = "7f3d95f6b51075fe9810a7ae22c7095f12b98005ab364d8544797a825ce946a4"
 dependencies = [
  "cc",
  "libc",
diff --git a/Cargo.toml b/Cargo.toml
index f7aa71a..8a53c45 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ udgraph = "0.7"
 udgraph-projectivize = "0.7"
 
 [build-dependencies]
-git2 = "0.13"
+git2 = "0.16"
 rustversion = "1"
 
 [dev-dependencies]