diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 1516127..b9bc9c9 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -16,7 +16,7 @@ jobs:
           - stable
           - beta
           - nightly
-          - 1.23.0
+          - 1.63.0 # MSRV of test dependencies
         os:
           - macos-11
           - windows-2022
@@ -32,3 +32,17 @@ jobs:
         rustup update --no-self-update
 
     - run: cargo test --all
+
+  msrv:
+    name: Check building with the MSRV
+    runs-on: ubuntu-22.04
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Update rust
+      run: |
+        rustup default 1.23.0
+        rustup update --no-self-update
+
+    - run: cargo build
diff --git a/Cargo.toml b/Cargo.toml
index 894ed21..f2de0b2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,8 +11,9 @@ description = """
 Support for matching file paths against Unix shell style patterns.
 """
 categories = ["filesystem"]
+rust-version = "1.23.0"
 
 [dev-dependencies]
-# FIXME: Replace it with `tempfile` once we bump up MSRV.
+# FIXME: This should be replaced by `tempfile`
 tempdir = "0.3"
 doc-comment = "0.3"