diff --git a/gsd-insert-phase/SKILL.md b/gsd-insert-phase/SKILL.md
new file mode 100644
index 00000000..aa01630e
--- /dev/null
+++ b/gsd-insert-phase/SKILL.md
@@ -0,0 +1,17 @@
+---
+name: gsd:insert-phase
+description: Inserts urgent work as a decimal phase (e.g., 7.1) between two existing phases without renumbering the whole roadmap. Perfect for hotfixes or urgent additions.
+---
+
+## gsd:insert-phase
+**Category:** GSD (Get Stuff Done)
+
+**What it does:**
+Inserts urgent work as a decimal phase (e.g., `7.1`) between two existing phases, without renumbering the whole roadmap. Perfect for hotfixes or urgent additions.
+
+**How to install GSD:**
+```bash
+npx claude install superpowers
+```
+
+**Trigger phrase:** `/gsd:insert-phase`