diff --git a/services/web/public/img/spellcheck-underline.png b/services/web/public/img/spellcheck-underline.png
index 07d7c5ce0e..0b3b38904a 100644
Binary files a/services/web/public/img/spellcheck-underline.png and b/services/web/public/img/spellcheck-underline.png differ
diff --git a/services/web/public/img/spellcheck-underline@2x.png b/services/web/public/img/spellcheck-underline@2x.png
new file mode 100644
index 0000000000..4212e3b66c
Binary files /dev/null and b/services/web/public/img/spellcheck-underline@2x.png differ
diff --git a/services/web/public/stylesheets/app/editor.less b/services/web/public/stylesheets/app/editor.less
index 885ed20f89..250269a7a2 100644
--- a/services/web/public/stylesheets/app/editor.less
+++ b/services/web/public/stylesheets/app/editor.less
@@ -138,6 +138,10 @@
 	.spelling-highlight {
 		position: absolute;
 		background-image: url(/img/spellcheck-underline.png);
+		@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
+			background-image: url(/img/spellcheck-underline@2x.png);
+			background-size: 5px 4px;
+		}
 		background-repeat: repeat-x;
 		background-position: bottom left;
 	}