diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index 5cd9526e8..a1c88a316 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -149,7 +149,7 @@ jobs:
       shell: bash
       run: |
         RUSTDOCFLAGS="-Dwarnings" cargo doc  ${{ steps.vars.outputs.CARGO_FEATURES_OPTION }} --no-deps --workspace --document-private-items
-    - uses: DavidAnson/markdownlint-cli2-action@v20
+    - uses: DavidAnson/markdownlint-cli2-action@v21
       with:
         fix: "true"
         globs: |
diff --git a/docs/src/platforms.md b/docs/src/platforms.md
index b84516e3f..12f08d709 100644
--- a/docs/src/platforms.md
+++ b/docs/src/platforms.md
@@ -1,6 +1,6 @@
 # Platform support
 
-<!-- markdownlint-disable MD033 -->
+<!-- markdownlint-disable MD033 MD060 -->
 
 uutils aims to be as "universal" as possible, meaning that we try to support
 many platforms. However, it is infeasible for us to guarantee that every
@@ -19,13 +19,13 @@ platform support, with different guarantees. We support two tiers of platforms:
 
 The platforms in tier 1 and the platforms that we test in CI are listed below.
 
-| Operating system | Tested targets |
-| ---------------- | -------------- |
+| Operating system | Tested targets           |
+| ---------------- | ------------------------ |
 | **Linux**        | `x86_64-unknown-linux-gnu` <br> `x86_64-unknown-linux-musl` <br> `arm-unknown-linux-gnueabihf` <br> `i686-unknown-linux-gnu` <br> `aarch64-unknown-linux-gnu` |
-| **macOS**        | `x86_64-apple-darwin` |
+| **macOS**        | `x86_64-apple-darwin`    |
 | **Windows**      | `i686-pc-windows-msvc` <br> `x86_64-pc-windows-gnu` <br> `x86_64-pc-windows-msvc` |
 | **FreeBSD**      | `x86_64-unknown-freebsd` |
-| **Android**      | `i686-linux-android` |
+| **Android**      | `i686-linux-android`     |
 
 The platforms in tier 2 are more vague, but include:
 
diff --git a/src/uu/join/BENCHMARKING.md b/src/uu/join/BENCHMARKING.md
index 988259aa7..1698a2ff8 100644
--- a/src/uu/join/BENCHMARKING.md
+++ b/src/uu/join/BENCHMARKING.md
@@ -7,14 +7,14 @@
 The amount of time spent in which part of the code can vary depending on the files being joined and the flags used.
 A benchmark with `-j` and `-i` shows the following time:
 
-| Function/Method  | Fraction of Samples | Why? |
-| ---------------- | ------------------- | ---- |
-| `Line::new`      | 27% | Linear search for field separators, plus some vector operations. |
-| `read_until`     | 22% | Mostly libc reading file contents, with a few vector operations to represent them. |
-| `Input::compare` | 20% | ~2/3 making the keys lowercase, ~1/3 comparing them. |
-| `print_fields`   | 11% | Writing to and flushing the buffer. |
-| Other            | 20% | |
-| libc             | 25% | I/O and memory allocation. |
+| Function/Method  | Fraction of Samples | Why?                                                                               |
+| ---------------- | ------------------- | ---------------------------------------------------------------------------------- |
+| `Line::new`      | 27%                 | Linear search for field separators, plus some vector operations.                   |
+| `read_until`     | 22%                 | Mostly libc reading file contents, with a few vector operations to represent them. |
+| `Input::compare` | 20%                 | ~2/3 making the keys lowercase, ~1/3 comparing them.                               |
+| `print_fields`   | 11%                 | Writing to and flushing the buffer.                                                |
+| Other            | 20%                 |                                                                                    |
+| libc             | 25%                 | I/O and memory allocation.                                                         |
 
 More detailed profiles can be obtained via [flame graphs](https://github.com/flamegraph-rs/flamegraph):
 
diff --git a/src/uu/wc/BENCHMARKING.md b/src/uu/wc/BENCHMARKING.md
index 60f9139da..d65c17d3f 100644
--- a/src/uu/wc/BENCHMARKING.md
+++ b/src/uu/wc/BENCHMARKING.md
@@ -29,7 +29,7 @@ suitable, and that if a file is given as its input directly (as in
 ### Counting lines and UTF-8 characters
 
 If the flags set are a subset of `-clm` then the input doesn't have to be decoded. The
-input is read in chunks and the `bytecount` crate is used to count the newlines (`-l` flag) 
+input is read in chunks and the `bytecount` crate is used to count the newlines (`-l` flag)
 and/or UTF-8 characters (`-m` flag).
 
 It's useful to vary the line length in the input. GNU wc seems particularly
@@ -83,16 +83,16 @@ performance. For example, `hyperfine 'wc somefile' 'uuwc somefile'`.
 
 If you want to get fancy and exhaustive, generate a table:
 
-|                        |   moby64.txt |   odyssey256.txt |   25Mshortlines |   /usr/bin/docker |
-|------------------------|--------------|------------------|-----------------|-------------------|
-| `wc <FILE>`            |       1.3965 |           1.6182 |          5.2967 |            2.2294 |
-| `wc -c <FILE>`         |       0.8134 |           1.2774 |          0.7732 |            0.9106 |
+|                         |   moby64.txt |   odyssey256.txt |   25Mshortlines |   /usr/bin/docker |
+|-------------------------|--------------|------------------|-----------------|-------------------|
+| `wc <FILE>`             |       1.3965 |           1.6182 |          5.2967 |            2.2294 |
+| `wc -c <FILE>`          |       0.8134 |           1.2774 |          0.7732 |            0.9106 |
 | `uucat <FILE> \| wc -c` |       2.7760 |           2.5565 |          2.3769 |            2.3982 |
-| `wc -l <FILE>`         |       1.1441 |           1.2854 |          2.9681 |            1.1493 |
-| `wc -L <FILE>`         |       2.1087 |           1.2551 |          5.4577 |            2.1490 |
-| `wc -m <FILE>`         |       2.7272 |           2.1704 |          7.3371 |            3.4347 |
-| `wc -w <FILE>`         |       1.9007 |           1.5206 |          4.7851 |            2.8529 |
-| `wc -lwcmL <FILE>`     |       1.1687 |           0.9169 |          4.4092 |            2.0663 |
+| `wc -l <FILE>`          |       1.1441 |           1.2854 |          2.9681 |            1.1493 |
+| `wc -L <FILE>`          |       2.1087 |           1.2551 |          5.4577 |            2.1490 |
+| `wc -m <FILE>`          |       2.7272 |           2.1704 |          7.3371 |            3.4347 |
+| `wc -w <FILE>`          |       1.9007 |           1.5206 |          4.7851 |            2.8529 |
+| `wc -lwcmL <FILE>`      |       1.1687 |           0.9169 |          4.4092 |            2.0663 |
 
 Beware that: