diff --git a/HISTORY.md b/HISTORY.md
index f5be7b97c..b22823224 100755
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -2,8 +2,13 @@
 
 ## in development:
 
+## 10.0.10:
+* **Notable Fixes:**
+    * fixed bounding box bug in paint editor by reverting @SArpnt's optimization PR
+
 ### 2024-09-17
 * ojects: fixed bounding box bug in paint editor by reverting @SArpnt's optimization PR
+* prepared v10.0.10 patch
 
 ## 10.0.9:
 * **Notable Fixes:**
diff --git a/snap.html b/snap.html
index 0b20088ae..8377743f4 100755
--- a/snap.html
+++ b/snap.html
@@ -20,7 +20,7 @@
         <script src="src/threads.js?version=2024-09-16"></script>
         <script src="src/objects.js?version=2024-09-17"></script>
         <script src="src/scenes.js?version=2024-05-28"></script>
-        <script src="src/gui.js?version=2024-09-16"></script>
+        <script src="src/gui.js?version=2024-09-17"></script>
         <script src="src/paint.js?version=2023-05-24"></script>
         <script src="src/lists.js?version=2024-04-08"></script>
         <script src="src/byob.js?version=2024-09-13"></script>
diff --git a/src/gui.js b/src/gui.js
index 304d0f824..d3209bbc8 100644
--- a/src/gui.js
+++ b/src/gui.js
@@ -87,11 +87,11 @@ BlockVisibilityDialogMorph, ThreadManager, isString, SnapExtensions, snapEquals
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.gui = '2024-September-16';
+modules.gui = '2024-September-17';
 
 // Declarations
 
-var SnapVersion = '10.0.9';
+var SnapVersion = '10.0.10';
 
 var IDE_Morph;
 var ProjectDialogMorph;
diff --git a/sw.js b/sw.js
index b7d0c918e..994783dc1 100644
--- a/sw.js
+++ b/sw.js
@@ -1,4 +1,4 @@
-var snapVersion = '10.0.9',
+var snapVersion = '10.0.10',
     cacheName = `snap-pwa-${snapVersion}`,
     filesToCache = [
         'snap.html',