diff --git a/src/components/left/main/LeftMain.scss b/src/components/left/main/LeftMain.scss
index 80b9de297..2351799f2 100644
--- a/src/components/left/main/LeftMain.scss
+++ b/src/components/left/main/LeftMain.scss
@@ -66,6 +66,7 @@
 
   .btn-update {
     position: absolute;
+    z-index: var(--z-chat-float-button);
     bottom: 1rem;
     left: 50%;
     transform: translateX(-50%);