diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a6119cd..8c09a31 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -67,6 +67,17 @@ jobs:
           incremental_files_only: false
           verbose: true
 
+  msrv:
+    name: MSRV
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@1.65.0
+      - uses: Swatinem/rust-cache@v2
+      - uses: mozilla-actions/sccache-action@v0.0.9
+      - run: cargo fetch --locked
+      - run: cargo test --all-features
+
   test:
     name: Build/Test
     runs-on: ${{ matrix.os }}
diff --git a/Cargo.lock b/Cargo.lock
index 1955ef3..b3f86ea 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 4
+version = 3
 
 [[package]]
 name = "aho-corasick"
diff --git a/Cargo.toml b/Cargo.toml
index 00fee4e..a7dba81 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,6 +3,7 @@ name = "platform-info"
 version = "2.1.0"
 authors = ["uutils developers"]
 edition = "2018"
+rust-version = "1.65.0"
 description = "A simple cross-platform interface to get info about a system"
 
 homepage = "https://github.com/uutils/platform-info"