diff --git a/Cargo.lock b/Cargo.lock
index 2a88152b519..5b67b9f3328 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3013,9 +3013,9 @@ dependencies = [
 
 [[package]]
 name = "pest"
-version = "2.3.0"
+version = "2.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b0560d531d1febc25a3c9398a62a71256c0178f2e3443baedd9ad4bb8c9deb4"
+checksum = "0f6e86fb9e7026527a0d46bc308b841d73170ef8f443e1807f6ef88526a816d4"
 dependencies = [
  "thiserror",
  "ucd-trie",
@@ -3023,9 +3023,9 @@ dependencies = [
 
 [[package]]
 name = "pest_derive"
-version = "2.3.0"
+version = "2.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "905708f7f674518498c1f8d644481440f476d39ca6ecae83319bba7c6c12da91"
+checksum = "96504449aa860c8dcde14f9fba5c58dc6658688ca1fe363589d6327b8662c603"
 dependencies = [
  "pest",
  "pest_generator",
@@ -3033,9 +3033,9 @@ dependencies = [
 
 [[package]]
 name = "pest_generator"
-version = "2.3.0"
+version = "2.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5803d8284a629cc999094ecd630f55e91b561a1d1ba75e233b00ae13b91a69ad"
+checksum = "798e0220d1111ae63d66cb66a5dcb3fc2d986d520b98e49e1852bfdb11d7c5e7"
 dependencies = [
  "pest",
  "pest_meta",
@@ -3046,13 +3046,13 @@ dependencies = [
 
 [[package]]
 name = "pest_meta"
-version = "2.3.0"
+version = "2.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1538eb784f07615c6d9a8ab061089c6c54a344c5b4301db51990ca1c241e8c04"
+checksum = "984298b75898e30a843e278a9f2452c31e349a073a0ce6fd950a12a74464e065"
 dependencies = [
  "once_cell",
  "pest",
- "sha-1",
+ "sha1",
 ]
 
 [[package]]
@@ -4683,7 +4683,7 @@ dependencies = [
  "rustc_macros",
  "rustc_serialize",
  "scoped-tls",
- "sha-1",
+ "sha1",
  "sha2",
  "tracing",
  "unicode-width",
@@ -5092,17 +5092,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "sha-1"
-version = "0.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "028f48d513f9678cda28f6e4064755b3fbb2af6acd672f2c209b62323f7aea0f"
-dependencies = [
- "cfg-if",
- "cpufeatures",
- "digest",
-]
-
 [[package]]
 name = "sha1"
 version = "0.10.5"
@@ -5528,18 +5517,18 @@ checksum = "ceb05e71730d396f960f8f3901cdb41be2d339b303e9d7d3a07c5ff0536e671b"
 
 [[package]]
 name = "thiserror"
-version = "1.0.33"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d0a539a918745651435ac7db7a18761589a94cd7e94cd56999f828bf73c8a57"
+checksum = "6a9cd18aa97d5c45c6603caea1da6628790b37f7a34b6ca89522331c5180fed0"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.33"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c251e90f708e16c49a16f4917dc2131e75222b72edfa9cb7f7c58ae56aae0c09"
+checksum = "1fb327af4685e4d03fa8cbcf1716380da910eeb2bb8be417e7f9fd3fb164f36f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -5821,9 +5810,9 @@ dependencies = [
 
 [[package]]
 name = "ucd-trie"
-version = "0.1.3"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
+checksum = "9e79c4d996edb816c91e4308506774452e55e95c3c9de07b6729e17e15a5ef81"
 
 [[package]]
 name = "ui_test"
diff --git a/compiler/rustc_span/Cargo.toml b/compiler/rustc_span/Cargo.toml
index 5ce2577b63c..ae81d95e279 100644
--- a/compiler/rustc_span/Cargo.toml
+++ b/compiler/rustc_span/Cargo.toml
@@ -15,6 +15,6 @@ scoped-tls = "1.0"
 unicode-width = "0.1.4"
 cfg-if = "1.0"
 tracing = "0.1"
-sha1 = { package = "sha-1", version = "0.10.0" }
+sha1 = "0.10.0"
 sha2 = "0.10.1"
 md5 = { package = "md-5", version = "0.10.0" }
diff --git a/src/tools/tidy/src/deps.rs b/src/tools/tidy/src/deps.rs
index 29501d2d3b6..845eb5af0d6 100644
--- a/src/tools/tidy/src/deps.rs
+++ b/src/tools/tidy/src/deps.rs
@@ -217,7 +217,7 @@ const PERMITTED_RUSTC_DEPENDENCIES: &[&str] = &[
     "serde",
     "serde_derive",
     "serde_json",
-    "sha-1",
+    "sha1",
     "sha2",
     "sharded-slab",
     "smallvec",