diff --git a/packages/mdc-shape/_variables.scss b/packages/mdc-shape/_variables.scss
index af6c645d650..7f29aa156ec 100644
--- a/packages/mdc-shape/_variables.scss
+++ b/packages/mdc-shape/_variables.scss
@@ -23,7 +23,7 @@
 // Shape categories
 $mdc-shape-small-radius: 4px !default;
 $mdc-shape-medium-radius: 4px !default;
-$mdc-shape-large-radius: 24px !default;
+$mdc-shape-large-radius: 0 !default;
 
 // Shape category mapping.
 $mdc-shape-category-values: (