diff --git a/Cargo.lock b/Cargo.lock
index a9e015934..2ebf3e3f7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -396,7 +396,7 @@ name = "builder_core"
 version = "0.0.0"
 dependencies = [
  "base64 0.21.0",
- "bitflags 1.3.2",
+ "bitflags 0.3.3",
  "chrono",
  "dogstatsd",
  "env_proxy",
@@ -1222,11 +1222,11 @@ checksum = "81a03ce013ffccead76c11a15751231f777d9295b845cc1266ed4d34fcbd7977"
 
 [[package]]
 name = "git2"
-version = "0.16.1"
+version = "0.18.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccf7f68c2995f392c49fffb4f95ae2c873297830eb25c6bc4c114ce8f4562acc"
+checksum = "232e6a7bfe35766bf715e55a88b39a700596c0ccfd88cd3680b4cdb40d66ef70"
 dependencies = [
- "bitflags 1.3.2",
+ "bitflags 2.5.0",
  "libc 0.2.155",
  "libgit2-sys",
  "log",
@@ -1304,7 +1304,7 @@ dependencies = [
  "actix-web",
  "artifactory-client",
  "base64 0.21.0",
- "bitflags 1.3.2",
+ "bitflags 0.3.3",
  "builder_core",
  "bytes",
  "chrono",
@@ -1381,7 +1381,7 @@ dependencies = [
 name = "habitat_builder_graph"
 version = "0.0.0"
 dependencies = [
- "bitflags 1.3.2",
+ "bitflags 0.3.3",
  "builder_core",
  "clap",
  "copperline",
@@ -1420,7 +1420,7 @@ dependencies = [
  "actix-web",
  "async-trait",
  "backtrace",
- "bitflags 1.3.2",
+ "bitflags 0.3.3",
  "builder_core",
  "bytes",
  "chrono",
@@ -1462,7 +1462,7 @@ name = "habitat_builder_worker"
 version = "0.0.0"
 dependencies = [
  "backtrace",
- "bitflags 1.3.2",
+ "bitflags 0.3.3",
  "builder_core",
  "chrono",
  "clap",
@@ -1506,7 +1506,7 @@ dependencies = [
  "habitat_win_users",
  "hex 0.4.3",
  "lazy_static",
- "libc 0.2.155",
+ "libc 0.1.12",
  "log",
  "native-tls",
  "nix 0.26.2",
@@ -1851,9 +1851,9 @@ checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.14.2+1.5.1"
+version = "0.16.2+1.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f3d95f6b51075fe9810a7ae22c7095f12b98005ab364d8544797a825ce946a4"
+checksum = "ee4126d8b4ee5c9d9ea891dd875cfdc1e9d0950437179104b183d7d8a74d24e8"
 dependencies = [
  "cc",
  "libc 0.2.155",
@@ -1877,9 +1877,9 @@ dependencies = [
 
 [[package]]
 name = "libssh2-sys"
-version = "0.2.23"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b094a36eb4b8b8c8a7b4b8ae43b2944502be3e59cd87687595cf6b0a71b3f4ca"
+checksum = "2dc8a030b787e2119a731f1951d6a773e2280c660f8ec4b0f5e1505a386e71ee"
 dependencies = [
  "cc",
  "libc 0.2.155",