diff --git a/src/revoice/generate.py b/src/revoice/generate.py
index 040c3e0..5c404f4 100644
--- a/src/revoice/generate.py
+++ b/src/revoice/generate.py
@@ -3124,6 +3124,56 @@ def _generate_dave_v1_7_mirror(*, source_text: str, source_path: str, action_pac
         out.append(_render_action_pack(sections[1:]))
         out.append("")
 
+    # v1.7 requires >=2 Mermaid diagrams; some short sources may not naturally produce enough.
+    # Add supplemental *inferred* diagrams only when needed, without adding new factual claims.
+    if locale.lower().startswith("fr"):
+        mermaid_section_title = "## Annexes (diagrammes inférés)"
+        mermaid_note = "_Diagrammes inférés : synthèse InfraFabric Red Team (sans nouvelles affirmations factuelles)._"
+        evidence_label = "Boucle de dérive de preuve (inférée)"
+        exception_label = "Stase d’exception (inférée)"
+    else:
+        mermaid_section_title = "## Annex (inferred diagrams)"
+        mermaid_note = "_Inferred diagrams: InfraFabric Red Team synthesis (no new factual claims)._"
+        evidence_label = "Evidence drift loop (inferred)"
+        exception_label = "Exception stasis (inferred)"
+
+    current_md = "\n".join(out)
+    mermaid_count = len(re.findall(r"```mermaid\\b", current_md))
+    if mermaid_count < 2:
+        out.extend([mermaid_section_title, "", mermaid_note, ""])
+        if mermaid_count < 1:
+            out.extend(
+                [
+                    f"### {evidence_label}",
+                    "",
+                    "```mermaid",
+                    "flowchart TD",
+                    "  A[Control intent] --> B[Manual evidence requested]",
+                    "  B --> C[Artifact produced]",
+                    "  C --> D[Dashboard goes green]",
+                    "  D --> E[Exceptions accumulate]",
+                    "  E --> F[Definition of \"compliance\" shifts]",
+                    "  F --> B",
+                    "```",
+                    "",
+                ]
+            )
+        out.extend(
+            [
+                f"### {exception_label}",
+                "",
+                "```mermaid",
+                "stateDiagram-v2",
+                "  [*] --> Requested",
+                "  Requested --> PendingReview: \"needs alignment\"",
+                "  PendingReview --> PendingReview: renewal",
+                "  PendingReview --> Approved: silence",
+                "  Approved --> Approved: \"temporary\" extension",
+                "```",
+                "",
+            ]
+        )
+
     out.extend(
         [
             "---",