diff --git a/platform/ui/src/assets/icons/tool-zoom.svg b/platform/ui/src/assets/icons/tool-zoom.svg
index cdd1b3b87..f0627cfb5 100644
--- a/platform/ui/src/assets/icons/tool-zoom.svg
+++ b/platform/ui/src/assets/icons/tool-zoom.svg
@@ -1,6 +1,3 @@
-
-
-<svg xmlns="http://www.w3.org/2000/svg" height="136pt" version="1.1" viewBox="-1 0 136 136.21852" width="136pt">
-
-<path fill="currentColor" d="M 93.148438 80.832031 C 109.5 57.742188 104.03125 25.769531 80.941406 9.421875 C 57.851562 -6.925781 25.878906 -1.460938 9.53125 21.632812 C -6.816406 44.722656 -1.351562 76.691406 21.742188 93.039062 C 38.222656 104.707031 60.011719 105.605469 77.394531 95.339844 L 115.164062 132.882812 C 119.242188 137.175781 126.027344 137.347656 130.320312 133.269531 C 134.613281 129.195312 134.785156 122.410156 130.710938 118.117188 C 130.582031 117.980469 130.457031 117.855469 130.320312 117.726562 Z M 51.308594 84.332031 C 33.0625 84.335938 18.269531 69.554688 18.257812 51.308594 C 18.253906 33.0625 33.035156 18.269531 51.285156 18.261719 C 69.507812 18.253906 84.292969 33.011719 84.328125 51.234375 C 84.359375 69.484375 69.585938 84.300781 51.332031 84.332031 C 51.324219 84.332031 51.320312 84.332031 51.308594 84.332031 Z M 51.308594 84.332031 " style=" stroke:none;fill-rule:nonzero;fill-opacity:1;" />
+<svg xmlns="http://www.w3.org/2000/svg" version="1.1" viewBox="-1 0 136 136.21852" >
+  <path fill="currentColor" d="M 93.148438 80.832031 C 109.5 57.742188 104.03125 25.769531 80.941406 9.421875 C 57.851562 -6.925781 25.878906 -1.460938 9.53125 21.632812 C -6.816406 44.722656 -1.351562 76.691406 21.742188 93.039062 C 38.222656 104.707031 60.011719 105.605469 77.394531 95.339844 L 115.164062 132.882812 C 119.242188 137.175781 126.027344 137.347656 130.320312 133.269531 C 134.613281 129.195312 134.785156 122.410156 130.710938 118.117188 C 130.582031 117.980469 130.457031 117.855469 130.320312 117.726562 Z M 51.308594 84.332031 C 33.0625 84.335938 18.269531 69.554688 18.257812 51.308594 C 18.253906 33.0625 33.035156 18.269531 51.285156 18.261719 C 69.507812 18.253906 84.292969 33.011719 84.328125 51.234375 C 84.359375 69.484375 69.585938 84.300781 51.332031 84.332031 C 51.324219 84.332031 51.320312 84.332031 51.308594 84.332031 Z M 51.308594 84.332031 " style=" stroke:none;fill-rule:nonzero;fill-opacity:1;" />
 </svg>
diff --git a/platform/ui/src/views/ToolbarHeader/ToolbarHeader.mdx b/platform/ui/src/views/ToolbarHeader/ToolbarHeader.mdx
index fe01f99e3..03866c0bf 100644
--- a/platform/ui/src/views/ToolbarHeader/ToolbarHeader.mdx
+++ b/platform/ui/src/views/ToolbarHeader/ToolbarHeader.mdx
@@ -19,7 +19,7 @@ components.
 <Playground>
   {() => {
     const [activeTool, setActiveTool] = useState('Zoom');
-    const [showTooltip, setShowTooltip] = useState('Zoom');
+    const [showTooltip, setShowTooltip] = useState(null);
     const tools = [
       {
         id: 'Zoom',