diff --git a/.github/workflows/formatting.yaml b/.github/workflows/formatting.yaml
index a20aff8..9a772a1 100644
--- a/.github/workflows/formatting.yaml
+++ b/.github/workflows/formatting.yaml
@@ -12,5 +12,5 @@ jobs:
       - uses: dtolnay/rust-toolchain@master
         with:
           components: rustfmt
-          toolchain: 1.91
+          toolchain: 1.99
       - run: cargo fmt --check
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index e1704b1..8349fc3 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -12,7 +12,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@master
         with:
           components: clippy
-          toolchain: 1.91
+          toolchain: 1.99
       - run: |
           sudo apt-get update
           sudo apt-get install -y pkg-config libudev-dev
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index b0d03f3..681b4f8 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.91
+          toolchain: 1.99
       - run: |
           sudo apt-get update
           sudo apt-get install -y pkg-config libudev-dev
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 1a35d66..246cb22 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,2 +1,2 @@
 [toolchain]
-channel = "1.91"
+channel = "1.99.1"