diff --git a/paper-expansion-panel.html b/paper-expansion-panel.html
index bb50082..bb18ee9 100644
--- a/paper-expansion-panel.html
+++ b/paper-expansion-panel.html
@@ -45,6 +45,7 @@
 
 			.toggle {
 				color: var(--disabled-text-color);
+				flex-shrink: 0;
 			}
 
 			.content {