diff --git a/src/lib/expansion/expansion-panel.scss b/src/lib/expansion/expansion-panel.scss
index 24215855dde..a0e8b91db77 100644
--- a/src/lib/expansion/expansion-panel.scss
+++ b/src/lib/expansion/expansion-panel.scss
@@ -15,7 +15,8 @@
 }
 
 .mat-expansion-panel-body {
-  padding: 0 24px 16px;
+  margin: 0 24px 16px;
+  overflow: auto;
 }
 
 .mat-expansion-panel-spacing {