diff --git a/scss/elements/_splitMenuButton.scss b/scss/elements/_splitMenuButton.scss
index a32208c251..60967a1414 100644
--- a/scss/elements/_splitMenuButton.scss
+++ b/scss/elements/_splitMenuButton.scss
@@ -3,6 +3,7 @@
 	align-items: center;
 	padding-right: 0;
 	gap: 6px;
+	flex-grow: 1;
 
 	& [anonid="button-image-and-text-box"] {
 		flex: 1;