diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 03842355..bfcd1518 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -11,13 +11,15 @@ jobs:
   ci:
     name: CI
     runs-on: ubuntu-latest
+    env:
+      MDBOOK_VERSION: 0.4.51
     permissions:
       id-token: write
       contents: write
     steps:
       - uses: actions/checkout@v3
       - name: Install mdbook
-        run: curl -sSL https://github.com/rust-lang/mdBook/releases/download/v0.4.48/mdbook-v0.4.48-x86_64-unknown-linux-gnu.tar.gz | tar -xz
+        run: curl -sSL https://github.com/rust-lang/mdBook/releases/download/v${MDBOOK_VERSION}/mdbook-v${MDBOOK_VERSION}-x86_64-unknown-linux-gnu.tar.gz | tar -xz
       - name: Check blacksmith format
         run: cargo fmt --check --manifest-path=blacksmith/Cargo.toml
       - name: Build book
diff --git a/blacksmith/Cargo.lock b/blacksmith/Cargo.lock
index 941a93be..2429051a 100644
--- a/blacksmith/Cargo.lock
+++ b/blacksmith/Cargo.lock
@@ -320,17 +320,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "dbus"
-version = "0.9.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1bb21987b9fb1613058ba3843121dd18b163b254d8a6e797e144cbac14d96d1b"
-dependencies = [
- "libc",
- "libdbus-sys",
- "winapi",
-]
-
 [[package]]
 name = "derive_builder"
 version = "0.20.2"
@@ -809,16 +798,6 @@ version = "0.2.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89d92a4743f9a61002fae18374ed11e7973f530cb3a3255fb354818118b2203c"
 
-[[package]]
-name = "libdbus-sys"
-version = "0.2.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06085512b750d640299b79be4bad3d2fa90a9c00b1fd9e1b46364f66f0485c72"
-dependencies = [
- "cc",
- "pkg-config",
-]
-
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.11"
@@ -869,9 +848,9 @@ dependencies = [
 
 [[package]]
 name = "mdbook"
-version = "0.4.48"
+version = "0.4.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b6fbb4ac2d9fd7aa987c3510309ea3c80004a968d063c42f0d34fea070817c1"
+checksum = "a87e65420ab45ca9c1b8cdf698f95b710cc826d373fa550f0f7fad82beac9328"
 dependencies = [
  "ammonia",
  "anyhow",
@@ -884,7 +863,6 @@ dependencies = [
  "hex",
  "log",
  "memchr",
- "once_cell",
  "opener",
  "pulldown-cmark",
  "regex",
@@ -1027,12 +1005,11 @@ checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
 [[package]]
 name = "opener"
-version = "0.7.2"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0812e5e4df08da354c851a3376fead46db31c2214f849d3de356d774d057681"
+checksum = "771b9704f8cd8b424ec747a320b30b47517a6966ba2c7da90047c16f4a962223"
 dependencies = [
  "bstr",
- "dbus",
  "normpath",
  "windows-sys 0.59.0",
 ]
diff --git a/blacksmith/Cargo.toml b/blacksmith/Cargo.toml
index 8413f94b..fd506bfe 100644
--- a/blacksmith/Cargo.toml
+++ b/blacksmith/Cargo.toml
@@ -17,6 +17,6 @@ serde_json = "1.0.108"
 toml = "0.8.8"
 
 [dependencies.mdbook]
-version = "0.4.48"
+version = "0.4.51"
 default-features = false
 features = ["search"]