diff --git a/crates/egui/src/atomics/atom.rs b/crates/egui/src/atomics/atom.rs
index 4f4b5b750..b3336b263 100644
--- a/crates/egui/src/atomics/atom.rs
+++ b/crates/egui/src/atomics/atom.rs
@@ -89,7 +89,7 @@ impl<'a> Atom<'a> {
 
         SizedAtom {
             size,
-            preferred_size: preferred,
+            preferred_size: preferred.at_least(size),
             grow: self.grow,
             kind,
         }