diff --git a/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css b/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css
index 2992247eb8f2..9bfcaae42cac 100644
--- a/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css
+++ b/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css
@@ -26,6 +26,10 @@
   text-overflow: ellipsis;
 }
 
+.CommitListContainer {
+  flex: 0 0 auto;
+}
+
 .Label {
   font-weight: bold;
   margin-bottom: 0.5rem;
diff --git a/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.js b/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.js
index d785cfebdacd..83fd7e667ed5 100644
--- a/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.js
+++ b/packages/react-devtools-shared/src/devtools/views/Profiler/SidebarSelectedFiberInfo.js
@@ -136,7 +136,7 @@ export default function SidebarSelectedFiberInfo(): React.Node {
         )}
         <WhatChanged fiberID={((selectedFiberID: any): number)} />
         {listItems.length > 0 && (
-          <div>
+          <div className={styles.CommitListContainer}>
             <label className={styles.Label}>Rendered at: </label>
             {listItems}
           </div>