diff --git a/.github/workflows/claude-issue-to-pr.yml b/.github/workflows/claude-issue-to-pr.yml
index 93b83349b..5051bf621 100644
--- a/.github/workflows/claude-issue-to-pr.yml
+++ b/.github/workflows/claude-issue-to-pr.yml
@@ -22,11 +22,11 @@ concurrency:
 
 jobs:
   work:
-    uses: HarperFast/ai-review-prompts/.github/workflows/_claude-issue-to-pr.yml@11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05 # main 2026-05-06 (post #11/#12/#14)
+    uses: HarperFast/ai-review-prompts/.github/workflows/_claude-issue-to-pr.yml@53d4f5015c8bac691fa108c5c3d0440151bd66af # main 2026-05-06
     with:
       # Same SHA as the `uses:` ref above. See the comment in
       # claude-mention.yml for why the duplication is unavoidable.
-      ai-review-prompts-ref: 11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05
+      ai-review-prompts-ref: 53d4f5015c8bac691fa108c5c3d0440151bd66af
       repo-specific-conventions: |
         ## Harper core notes
 
diff --git a/.github/workflows/claude-mention.yml b/.github/workflows/claude-mention.yml
index 1437f9942..549886ed8 100644
--- a/.github/workflows/claude-mention.yml
+++ b/.github/workflows/claude-mention.yml
@@ -24,7 +24,7 @@ concurrency:
 
 jobs:
   mention:
-    uses: HarperFast/ai-review-prompts/.github/workflows/_claude-mention.yml@11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05 # main 2026-05-06 (post #11/#12/#14)
+    uses: HarperFast/ai-review-prompts/.github/workflows/_claude-mention.yml@53d4f5015c8bac691fa108c5c3d0440151bd66af # main 2026-05-06
     with:
       # Same SHA as the `uses:` ref above. The reusable uses this to
       # check out HarperFast/ai-review-prompts (parse + auth scripts)
@@ -34,7 +34,7 @@ jobs:
       # introspect their own ref (`github.workflow_ref` resolves to
       # the CALLER's ref in `workflow_call` context), and `uses: …@<ref>`
       # is parsed literally so we can't interpolate a variable.
-      ai-review-prompts-ref: 11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05
+      ai-review-prompts-ref: 53d4f5015c8bac691fa108c5c3d0440151bd66af
       repo-specific-conventions: |
         ## Harper core notes
 
diff --git a/.github/workflows/claude-review.yml b/.github/workflows/claude-review.yml
index dadd3cbc6..5d301fb26 100644
--- a/.github/workflows/claude-review.yml
+++ b/.github/workflows/claude-review.yml
@@ -24,7 +24,7 @@ concurrency:
 
 jobs:
   review:
-    uses: HarperFast/ai-review-prompts/.github/workflows/_claude-review.yml@11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05 # main 2026-05-06 (post #11/#12/#14 — Day 2 reusables)
+    uses: HarperFast/ai-review-prompts/.github/workflows/_claude-review.yml@53d4f5015c8bac691fa108c5c3d0440151bd66af # main 2026-05-06
     with:
       # Same SHA as the `uses:` ref above. The reusable uses this to
       # check out HarperFast/ai-review-prompts (layer files + bash
@@ -35,7 +35,7 @@ jobs:
       # introspect their own ref (`github.workflow_ref` resolves to the
       # CALLER's ref in `workflow_call` context), and `uses: …@<ref>`
       # is parsed literally so we can't interpolate a variable.
-      ai-review-prompts-ref: 11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05
+      ai-review-prompts-ref: 53d4f5015c8bac691fa108c5c3d0440151bd66af
       review-layers: |
         universal
         harper/common
diff --git a/.github/workflows/validate-caller-workflows.yml b/.github/workflows/validate-caller-workflows.yml
index 1856d703e..0052cf734 100644
--- a/.github/workflows/validate-caller-workflows.yml
+++ b/.github/workflows/validate-caller-workflows.yml
@@ -27,9 +27,9 @@ on:
 
 jobs:
   validate:
-    uses: HarperFast/ai-review-prompts/.github/workflows/_validate-caller-workflows.yml@11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05 # main 2026-05-06 (post #11/#12/#14)
+    uses: HarperFast/ai-review-prompts/.github/workflows/_validate-caller-workflows.yml@53d4f5015c8bac691fa108c5c3d0440151bd66af # main 2026-05-06
     with:
       # Same SHA as the `uses:` ref above — the reusable uses this
       # to check out the validator script at the matching version.
       # Same SHA-twice pattern as the other caller workflows.
-      ai-review-prompts-ref: 11872cb1cc2d0e90659659ade6d8ddbbdfbf1d05
+      ai-review-prompts-ref: 53d4f5015c8bac691fa108c5c3d0440151bd66af