diff --git a/mdlint.py b/mdlint.py
index f82fdb713d5..61d7db4700b 100755
--- a/mdlint.py
+++ b/mdlint.py
@@ -11,11 +11,11 @@
 
 
 def lint_li(fname, text):
-    """Ensure that the list-items are multiplies of 4"""
+    """Ensure that the list-items are multiplies of 2"""
     is_clean = True
     for i, line in enumerate(text.splitlines()):
-        if line.lstrip().startswith("*") and line.index("*") % 4 != 0:
-            print("%s: line %i list has non-4 spaces indent" % (fname, i))
+        if line.lstrip().startswith("*") and line.index("*") % 2 != 0:
+            print("%s: line %i list has non-2 spaces indent" % (fname, i))
             is_clean = False
     return is_clean
 
diff --git a/run-checks b/run-checks
index f1dc2165e01..f455671611d 100755
--- a/run-checks
+++ b/run-checks
@@ -136,7 +136,7 @@ if [ "$STATIC" = 1 ]; then
 
     # Run static tests.
     echo Checking docs
-    ./mdlint.py ./*.md docs/*.md
+    ./mdlint.py ./*.md ./**/*.md
 
     # XXX: remove once we can use an action, see workflows/test.yaml for
     #      details why we still use this script
diff --git a/tests/manual-tests.md b/tests/manual-tests.md
index b267c221623..c2bc197d2d5 100644
--- a/tests/manual-tests.md
+++ b/tests/manual-tests.md
@@ -117,8 +117,7 @@
 
 7. Boot the image.
 
-8. Print the free space of the file system, replacing *{dev}* with the device that has the
-   *writable* partition:
+8. Print the free space of the file system, replacing *{dev}* with the device that has the *writable* partition:
 
         sudo parted -s {dev} unit % print free