diff --git a/content/_locksounds/test-broken-locksound.md b/content/_locksounds/test-broken-locksound.md
new file mode 100644
index 0000000..d48baa3
--- /dev/null
+++ b/content/_locksounds/test-broken-locksound.md
@@ -0,0 +1,13 @@
+---
+title: Test Broken Locksound
+author: Backelino
+description: Intentionally broken locksound for CI validation testing.
+tags:
+  - retro
+---
+
+This is a test locksound entry with intentional errors:
+1. Wrong audio format (.mp3 instead of .wav)
+2. Missing `files` field in frontmatter
+3. Oversized .wav file (>1 MB)
+4. Missing `audio` field in frontmatter
diff --git a/content/_locksounds/test-broken-locksound/broken-sound.mp3 b/content/_locksounds/test-broken-locksound/broken-sound.mp3
new file mode 100644
index 0000000..75a5f2d
Binary files /dev/null and b/content/_locksounds/test-broken-locksound/broken-sound.mp3 differ
diff --git a/content/_locksounds/test-broken-locksound/oversized-sound.wav b/content/_locksounds/test-broken-locksound/oversized-sound.wav
new file mode 100644
index 0000000..be643ce
Binary files /dev/null and b/content/_locksounds/test-broken-locksound/oversized-sound.wav differ