diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 260f5ef..acd0e68 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -43,6 +43,13 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: Swatinem/rust-cache@v2
+      # Used by gleam format, mix format
+      # NOTE: should be first since it is sometimes crashes (?)
+      - uses: erlef/setup-beam@v1
+        with:
+          otp-version: "26"
+          gleam-version: "1.0.0"
+          elixir-version: "1.16.1"
       # Used by ruff
       - uses: actions/setup-python@v5
         with:
@@ -56,12 +63,6 @@ jobs:
       # Used by zigfmt
       - uses: goto-bus-stop/setup-zig@v2
       - uses: uncenter/setup-taplo@v1
-      # Used by gleam format
-      - uses: erlef/setup-beam@v1
-        with:
-          otp-version: "26"
-          gleam-version: "1.0.0"
-          elixir-version: "1.16.1"
       # Used go shfmt
       - uses: actions/setup-go@v5
         with:
@@ -100,6 +101,12 @@ jobs:
       - name: Validate mix format
         run: mix help format
 
+      - name: Install rubocop
+        run: gem install rubocop
+
+      - name: Validate rubocop
+        run: rubocop --version
+
       - name: Install stylua
         run: cargo install stylua
 
diff --git a/README.md b/README.md
index 916ced0..f00f810 100644
--- a/README.md
+++ b/README.md
@@ -55,6 +55,7 @@ mdsf init
 | Lua        | `stylua`            |
 | Nim        | `nimpretty`         |
 | Python     | `ruff`              |
+| Ruby       | `rubocop`           |
 | Rust       | `rustfmt`           |
 | Shell      | `shfmt`             |
 | TOML       | `taplo`             |
diff --git a/src/formatters/mix_format.rs b/src/formatters/mix_format.rs
index 11ea115..9de1026 100644
--- a/src/formatters/mix_format.rs
+++ b/src/formatters/mix_format.rs
@@ -19,7 +19,7 @@ mod test_gleam_format {
     };
 
     #[test]
-    fn it_should_format_gleam() {
+    fn it_should_format_elixir() {
         let input = "
         def              add(a  ,      b   )   do    a   +   b                 end
 
diff --git a/src/formatters/rubocop.rs b/src/formatters/rubocop.rs
index 5429812..de111aa 100644
--- a/src/formatters/rubocop.rs
+++ b/src/formatters/rubocop.rs
@@ -23,7 +23,7 @@ mod test_ruff {
     };
 
     #[test]
-    fn it_should_format_rust() {
+    fn it_should_format_ruby() {
         let input = "def   add(  a ,                                                          b )
                         return a + b
                 end";