diff --git a/.github/workflows/dependencies.yaml b/.github/workflows/dependencies.yaml
index 095738f..25e2d23 100644
--- a/.github/workflows/dependencies.yaml
+++ b/.github/workflows/dependencies.yaml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/rust-toolchain
         with:
-          toolchain: 1.70
+          toolchain: 1.74
       - run: cargo install --locked cargo-audit
       - run: cargo audit
 
diff --git a/.github/workflows/ffi.yaml b/.github/workflows/ffi.yaml
index 5074c25..cb10907 100644
--- a/.github/workflows/ffi.yaml
+++ b/.github/workflows/ffi.yaml
@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/rust-toolchain
         with:
-          toolchain: 1.70
+          toolchain: 1.74
       - run: cargo install cbindgen@^0.24
       - run: |
           cbindgen --config ffi/cbindgen.toml \
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/rust-toolchain
         with:
-          toolchain: 1.70
+          toolchain: 1.74
       - run: sudo apt-get install -y cmake nlohmann-json3-dev
       - run: |
           cmake -S ffi/integration/ \
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index b4c064c..2e04927 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/rust-toolchain
         with:
-          toolchain: 1.70
+          toolchain: 1.74
       - run: cargo check
       # The foundation-ffi crate won't compile for x86_64 targets because it
       # requires a nightly Rust compiler for defining a global allocator and
@@ -36,7 +36,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/rust-toolchain
         with:
-          toolchain: 1.70
+          toolchain: 1.74
           components: rustfmt
       - run: cargo fmt --all -- --check
 
@@ -48,7 +48,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/rust-toolchain
         with:
-          toolchain: 1.70
+          toolchain: 1.74
       - run: cargo test
       - run: cargo test --no-default-features --workspace --exclude foundation-ffi
       - run: cargo test --all-features
diff --git a/README.md b/README.md
index bde9e88..4f9d975 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
 
 ## Minimum Supported Rust Version (MSRV).
 
-The minimum supported version Rust version is `1.70`.
+The minimum supported version Rust version is `1.74`.
 
 ## Licensing
 
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index d036ad6..8e1fca5 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -3,6 +3,6 @@
 
 # Keep this in sync. with the CI.
 [toolchain]
-channel = "1.70"
+channel = "1.74"
 profile = "default"
 targets = ["thumbv7em-none-eabihf"]