diff --git a/src/chat/engine.ts b/src/chat/engine.ts
index 6aec4170..c4015f83 100644
--- a/src/chat/engine.ts
+++ b/src/chat/engine.ts
@@ -29,6 +29,7 @@ Follow these guidelines:
 2. Ask questions one set at a time, adapting based on previous answers
 3. When you have enough context, generate the complete PRD
 4. IMPORTANT: Wrap the final PRD in [PRD]...[/PRD] markers
+5. IMPORTANT: Do NOT start implementing. Your job is ONLY to create the PRD document.
 
 The user can respond with shorthand like "1A, 2C" for quick iteration.
 `;
diff --git a/src/commands/create-prd.tsx b/src/commands/create-prd.tsx
index 98eef03d..75e16c56 100644
--- a/src/commands/create-prd.tsx
+++ b/src/commands/create-prd.tsx
@@ -238,6 +238,13 @@ async function runChatMode(
     if (bundledSkill) {
       parsedArgs.prdSkillSource = bundledSkill;
       console.log("✓ Loaded ralph-tui-prd skill");
+    } else {
+      console.warn(
+        "⚠ ralph-tui-prd skill not found. PRD quality may be reduced.",
+      );
+      console.warn(
+        '  Run "ralph-tui setup" to install skills, or use --prd-skill to specify one.',
+      );
     }
   }