diff --git a/frontend/app/block/block.less b/frontend/app/block/block.less
index 54d0137cb..bdaca320c 100644
--- a/frontend/app/block/block.less
+++ b/frontend/app/block/block.less
@@ -94,7 +94,7 @@
                     align-items: center;
                     gap: 8px;
                     color: var(--main-text-color);
-                    flex: 1 1 auto;
+                    flex: 0 1 auto;
                     overflow-x: hidden;
                     min-width: 0;