diff --git a/Cargo.lock b/Cargo.lock
index b698c1d..2188fd1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -878,7 +878,7 @@ dependencies = [
  "cc",
  "libc",
  "log",
- "rustc_version 0.2.3",
+ "rustc_version",
  "winapi 0.3.8",
 ]
 
@@ -1196,7 +1196,7 @@ checksum = "2304bccb228c4b020f3a4835d247df0a02a7c4686098d4167762cfbbe4c5cb14"
 dependencies = [
  "arrayvec",
  "cfg-if 0.1.10",
- "rustc_version 0.2.3",
+ "rustc_version",
  "ryu",
  "static_assertions",
 ]
@@ -1571,15 +1571,6 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
-[[package]]
-name = "pest"
-version = "2.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
-dependencies = [
- "ucd-trie",
-]
-
 [[package]]
 name = "pin-project"
 version = "0.4.23"
@@ -1919,16 +1910,7 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 dependencies = [
- "semver 0.9.0",
-]
-
-[[package]]
-name = "rustc_version"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0dfe2087c51c460008730de8b57e6a320782fbfb312e1f4d520e6c6fae155ee"
-dependencies = [
- "semver 0.11.0",
+ "semver",
 ]
 
 [[package]]
@@ -1996,16 +1978,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 dependencies = [
- "semver-parser 0.7.0",
-]
-
-[[package]]
-name = "semver"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f301af10236f6df4160f7c3f04eec6dbc70ace82d23326abad5edee88801c6b6"
-dependencies = [
- "semver-parser 0.10.2",
+ "semver-parser",
 ]
 
 [[package]]
@@ -2014,15 +1987,6 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
-[[package]]
-name = "semver-parser"
-version = "0.10.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00b0bef5b7f9e0df16536d3961cfb6e84331c065b4066afb39768d0e319411f7"
-dependencies = [
- "pest",
-]
-
 [[package]]
 name = "serde"
 version = "0.8.23"
@@ -2176,7 +2140,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d022496b16281348b52d0e30ae99e01a73d737b2f45d38fed4edf79f9325a1d5"
 dependencies = [
  "discard",
- "rustc_version 0.2.3",
+ "rustc_version",
  "stdweb-derive",
  "stdweb-internal-macros",
  "stdweb-internal-runtime",
@@ -2576,12 +2540,6 @@ version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
 
-[[package]]
-name = "ucd-trie"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
-
 [[package]]
 name = "unicase"
 version = "2.6.0"
@@ -2659,7 +2617,6 @@ dependencies = [
  "enum-iterator",
  "getset",
  "git2",
- "rustc_version 0.3.3",
  "serde 1.0.123",
  "serde_derive",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 80ab76b..156b4aa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ tracing-subscriber = "0.2.16"
 
 [build-dependencies]
 ructe = "0.13.0"
-vergen = "4.1.0"
+vergen = { version = "4.1.0", default-features = false, features = ["git"] }
 
 [dev-dependencies]
 tempfile = "3.2.0"