diff --git a/src/devtools/views/Profiler/Profiler.css b/src/devtools/views/Profiler/Profiler.css
index 5ab888906d..ffd259ff02 100644
--- a/src/devtools/views/Profiler/Profiler.css
+++ b/src/devtools/views/Profiler/Profiler.css
@@ -21,6 +21,7 @@
   flex-direction: column;
   flex: 1 1 100px;
   max-width: 300px;
+  overflow-x: hidden;
   border-left: 1px solid var(--color-border);
   border-top: 1px solid var(--color-border);
 }
diff --git a/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css b/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css
index d19f2b1743..f881fd3733 100644
--- a/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css
+++ b/src/devtools/views/Profiler/SidebarSelectedFiberInfo.css
@@ -16,6 +16,9 @@
 .Component {
   flex: 1;
   color: var(--color-component-name);
+  white-space: nowrap;
+  overflow-x: hidden;
+  text-overflow: ellipsis;
 }
 .Component:before {
   white-space: nowrap;