diff --git a/packages/vuetify/src/components/VDialog/VDialog.sass b/packages/vuetify/src/components/VDialog/VDialog.sass
index 9241f6e3bc6..1f5fe7424c9 100644
--- a/packages/vuetify/src/components/VDialog/VDialog.sass
+++ b/packages/vuetify/src/components/VDialog/VDialog.sass
@@ -13,6 +13,10 @@
       max-width: calc(100% - #{$dialog-margin * 2})
       margin: $dialog-margin
 
+      > form
+        height: 100%
+        width: 100%
+
       &,
       > form
         display: flex