diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json
index 8ef15ed..c8a818f 100644
--- a/.claude-plugin/marketplace.json
+++ b/.claude-plugin/marketplace.json
@@ -6,13 +6,13 @@
   },
   "metadata": {
     "description": "Design and clone product UI as measured HTML artboards on a tldraw canvas",
-    "version": "1.1.0"
+    "version": "1.1.1"
   },
   "plugins": [
     {
       "name": "super-prototyping",
       "source": "./",
-      "version": "1.1.0",
+      "version": "1.1.1",
       "displayName": "Super Prototyping",
       "description": "Clone a real app's screens from screenshots by measurement, design new screens from measured tokens, and run the tldraw canvas that shows them. Ships refkit (measure/shoot/diff) and the canvas app.",
       "author": {
diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json
index e5c1c26..c97e3c0 100644
--- a/.claude-plugin/plugin.json
+++ b/.claude-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "super-prototyping",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "Rebuild and design product UI as self-contained HTML artboards on a local tldraw canvas. Clone a real app from screenshots by measurement, design new screens from measured tokens, and drive the canvas that shows them.",
   "author": {
     "name": "ReScience Lab",
diff --git a/.codebuddy-plugin/plugin.json b/.codebuddy-plugin/plugin.json
index e5c1c26..c97e3c0 100644
--- a/.codebuddy-plugin/plugin.json
+++ b/.codebuddy-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "super-prototyping",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "Rebuild and design product UI as self-contained HTML artboards on a local tldraw canvas. Clone a real app from screenshots by measurement, design new screens from measured tokens, and drive the canvas that shows them.",
   "author": {
     "name": "ReScience Lab",
diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json
index e5c1c26..c97e3c0 100644
--- a/.codex-plugin/plugin.json
+++ b/.codex-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "super-prototyping",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "Rebuild and design product UI as self-contained HTML artboards on a local tldraw canvas. Clone a real app from screenshots by measurement, design new screens from measured tokens, and drive the canvas that shows them.",
   "author": {
     "name": "ReScience Lab",
diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 6b4eadc..ef2fc7c 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -21,9 +21,14 @@ toolkit carry the same version; `sp-canvas start` says so when they drift.
 
 Everything below is on `main` and reaches no install until a version is cut.
 
+## v1.1.1
+
+2026-09-09, one fix.
+
 - **A two-finger pan over a board pans the canvas.** It used to send the browser
   back a page instead, because a wheel event inside a board's iframe never
-  reaches the canvas and so never gets stopped.
+  reaches the canvas and so never gets stopped. Every board now stops the
+  browser's overscroll in its own document, which is the only place that can.
 
 ## v1.1.0
 
diff --git a/plugin.json b/plugin.json
index fffbcf7..12ee972 100644
--- a/plugin.json
+++ b/plugin.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://agent-plugins.org/schemas/1.0.0/plugin.schema.json",
   "name": "super-prototyping",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "Rebuild and design product UI as self-contained HTML artboards on a local tldraw canvas. Clone a real app from screenshots by measurement, design new screens from measured tokens, and drive the canvas that shows them.",
   "author": {
     "name": "ReScience Lab",
diff --git a/tools/pyproject.toml b/tools/pyproject.toml
index f499a71..4cb7316 100644
--- a/tools/pyproject.toml
+++ b/tools/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "super-prototyping-tools"
-version = "1.1.0"
+version = "1.1.1"
 description = "refkit and artgen: measure a reference capture, shoot mockups, and diff the two"
 readme = "README.md"
 requires-python = ">=3.10"