diff --git a/Cargo.lock b/Cargo.lock
index e5b7770c..fa63e63a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -447,9 +447,9 @@ dependencies = [
 
 [[package]]
 name = "git2"
-version = "0.13.12"
+version = "0.13.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca6f1a0238d7f8f8fd5ee642f4ebac4dbc03e03d1f78fbe7a3ede35dcf7e2224"
+checksum = "1d250f5f82326884bd39c2853577e70a121775db76818ffa452ed1e80de12986"
 dependencies = [
  "bitflags",
  "libc",
@@ -698,9 +698,9 @@ checksum = "1482821306169ec4d07f6aca392a4681f66c75c9918aa49641a2595db64053cb"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.12.14+1.1.0"
+version = "0.12.18+1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f25af58e6495f7caf2919d08f212de550cfa3ed2f5e744988938ea292b9f549"
+checksum = "3da6a42da88fc37ee1ecda212ffa254c25713532980005d5f7c0b0fbe7e6e885"
 dependencies = [
  "cc",
  "libc",