diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 8dea7c74..1780d494 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -21,18 +21,31 @@ jobs:
 
   clippy_format:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust:
-          - stable
+
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
 
-      - name: Obtain Rust
-        run: rustup override set ${{ matrix.rust }}
+      - name: Set up Rust
+        id: toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy, rustfmt
+
+      - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            tmp/
+            target/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}-v1
 
       - name: Check clippy
-        run: rustup component add clippy && cargo clippy
+        run: cargo clippy
 
       - name: Check formatting
-        run: rustup component add rustfmt && cargo fmt -- --check
+        run: cargo fmt -- --check
diff --git a/Cargo.toml b/Cargo.toml
index cd0319bb..81a25640 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,3 +4,4 @@
 
 [workspace]
 members = ["ext/commonmarker"]
+resolver = "2"
diff --git a/ext/commonmarker/Cargo.toml b/ext/commonmarker/Cargo.toml
index 5eeedf6c..bd8306ca 100644
--- a/ext/commonmarker/Cargo.toml
+++ b/ext/commonmarker/Cargo.toml
@@ -2,9 +2,11 @@
 name = "commonmarker"
 version = "1.0.0"
 edition = "2021"
+rust-version = "1.75.0"
+publish = false
 
 [dependencies]
-magnus =  "0.6"
+magnus = "0.6"
 comrak = { version = "0.20", features = ["shortcodes"] }
 syntect = { version = "5.1", features = ["plist-load"] }
 
diff --git a/lib/commonmarker/version.rb b/lib/commonmarker/version.rb
index d16555b0..e0087e32 100644
--- a/lib/commonmarker/version.rb
+++ b/lib/commonmarker/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Commonmarker
-  VERSION = "1.0.3"
+  VERSION = "1.0.4"
 end