diff --git a/.cursor/rules/strapi-docs-style-checker.mdc b/.cursor/rules/strapi-docs-style-checker.mdc
index 3f0ab39266..126f711919 100644
--- a/.cursor/rules/strapi-docs-style-checker.mdc
+++ b/.cursor/rules/strapi-docs-style-checker.mdc
@@ -197,6 +197,14 @@ Beyond the 12 rules, also check for:
 - **Severity:** warning
 - **Note:** Strapi documentation always uses absolute-style paths starting with `/`. The `./` relative prefix should not appear in documentation prose or code examples referencing project file paths.
 
+### Em dashes
+- **Detect:** Em dashes (—) anywhere in prose
+- **Severity:** error
+- **Note:** Em dashes are not used in Strapi technical documentation. They are a common signal of AI-generated text. Replace with a colon, a period, or restructure the sentence.
+  - `"Status — shows the current state"` → `"Status: shows the current state"`
+  - `"The button — visible only to admins — opens the panel"` → `"The button opens the panel. It is only visible to admins."`
+- **Exception:** Em dashes inside HTML comments (`<!-- ... -->`) and inside hyperlink text that references an external page title should NOT be flagged.
+
 ### Consistency
 - **Detect:** Inconsistent terminology within the same document (e.g., "admin panel" vs "Admin Panel" vs "administration panel"); inconsistent heading capitalization
 - **Severity:** warning
diff --git a/agents/prompts/style-checker.md b/agents/prompts/style-checker.md
index d629a32e05..211377e154 100644
--- a/agents/prompts/style-checker.md
+++ b/agents/prompts/style-checker.md
@@ -191,6 +191,14 @@ Beyond the 12 rules, also check for:
 - **Severity:** warning
 - **Note:** Strapi documentation always uses absolute-style paths starting with `/`. The `./` relative prefix should not appear in documentation prose or code examples referencing project file paths.
 
+### Em dashes
+- **Detect:** Em dashes (—) anywhere in prose
+- **Severity:** error
+- **Note:** Em dashes are not used in Strapi technical documentation. They are a common signal of AI-generated text. Replace with a colon, a period, or restructure the sentence.
+  - `"Status — shows the current state"` → `"Status: shows the current state"`
+  - `"The button — visible only to admins — opens the panel"` → `"The button opens the panel. It is only visible to admins."`
+- **Exception:** Em dashes inside HTML comments (`<!-- ... -->`) and inside hyperlink text that references an external page title should NOT be flagged.
+
 ### Consistency
 - **Detect:** Inconsistent terminology within the same document (e.g., "admin panel" vs "Admin Panel" vs "administration panel"); inconsistent heading capitalization
 - **Severity:** warning