diff --git a/browser/themes/linux/jar.mn b/browser/themes/linux/jar.mn
index 2bd1967915e..cf5c83a02e1 100644
--- a/browser/themes/linux/jar.mn
+++ b/browser/themes/linux/jar.mn
@@ -318,6 +318,7 @@ browser.jar:
   skin/classic/browser/devtools/font-inspector.css          (../shared/devtools/font-inspector.css)
   skin/classic/browser/devtools/computedview.css            (../shared/devtools/computedview.css)
   skin/classic/browser/devtools/arrow-e.png                 (../shared/devtools/images/arrow-e.png)
+  skin/classic/browser/devtools/arrow-e@2x.png              (../shared/devtools/images/arrow-e@2x.png)
   skin/classic/browser/devtools/projecteditor/projecteditor.css         (../shared/devtools/projecteditor/projecteditor.css)
   skin/classic/browser/devtools/projecteditor/file-icons-sheet@2x.png       (../shared/devtools/projecteditor/file-icons-sheet@2x.png)
   skin/classic/browser/devtools/app-manager/connection-footer.css     (../shared/devtools/app-manager/connection-footer.css)
diff --git a/browser/themes/osx/jar.mn b/browser/themes/osx/jar.mn
index 0acf716e2aa..383de7cb73d 100644
--- a/browser/themes/osx/jar.mn
+++ b/browser/themes/osx/jar.mn
@@ -436,6 +436,7 @@ browser.jar:
   skin/classic/browser/devtools/font-inspector.css          (../shared/devtools/font-inspector.css)
   skin/classic/browser/devtools/computedview.css            (../shared/devtools/computedview.css)
   skin/classic/browser/devtools/arrow-e.png                 (../shared/devtools/images/arrow-e.png)
+  skin/classic/browser/devtools/arrow-e@2x.png              (../shared/devtools/images/arrow-e@2x.png)
   skin/classic/browser/devtools/projecteditor/projecteditor.css         (../shared/devtools/projecteditor/projecteditor.css)
   skin/classic/browser/devtools/projecteditor/file-icons-sheet@2x.png       (../shared/devtools/projecteditor/file-icons-sheet@2x.png)
   skin/classic/browser/devtools/app-manager/connection-footer.css     (../shared/devtools/app-manager/connection-footer.css)
diff --git a/browser/themes/shared/devtools/computedview.css b/browser/themes/shared/devtools/computedview.css
index bcbdf3b6f43..cbaec23a9df 100644
--- a/browser/themes/shared/devtools/computedview.css
+++ b/browser/themes/shared/devtools/computedview.css
@@ -51,23 +51,29 @@ body {
   outline: 0;
 }
 
+.property-value, .other-property-value {
+  background-image: url(arrow-e.png);
+  background-repeat: no-repeat;
+  background-size: 5px 8px;
+}
+
+@media (min-resolution: 2dppx) {
+  .property-value, .other-property-value {
+    background-image: url(arrow-e@2x.png);
+  }
+}
+
 .property-value {
   width: 100%;
   overflow-x: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
-  background-image: url(arrow-e.png);
-  background-repeat: no-repeat;
-  background-size: 5px 8px;
   background-position: 2px center;
   padding-left: 10px;
   outline: 0;
 }
 
 .other-property-value {
-  background-image: url(arrow-e.png);
-  background-repeat: no-repeat;
-  background-size: 5px 8px;
   background-position: left center;
   padding-left: 8px;
 }
diff --git a/browser/themes/shared/devtools/images/arrow-e.png b/browser/themes/shared/devtools/images/arrow-e.png
index 09691bc5e54..cfa950a1f69 100644
Binary files a/browser/themes/shared/devtools/images/arrow-e.png and b/browser/themes/shared/devtools/images/arrow-e.png differ
diff --git a/browser/themes/shared/devtools/images/arrow-e@2x.png b/browser/themes/shared/devtools/images/arrow-e@2x.png
new file mode 100644
index 00000000000..c628ca0a5c1
Binary files /dev/null and b/browser/themes/shared/devtools/images/arrow-e@2x.png differ
diff --git a/browser/themes/windows/jar.mn b/browser/themes/windows/jar.mn
index 582457dc49d..bb3a29dd8cd 100644
--- a/browser/themes/windows/jar.mn
+++ b/browser/themes/windows/jar.mn
@@ -355,6 +355,7 @@ browser.jar:
         skin/classic/browser/devtools/font-inspector.css            (../shared/devtools/font-inspector.css)
         skin/classic/browser/devtools/computedview.css              (../shared/devtools/computedview.css)
         skin/classic/browser/devtools/arrow-e.png                   (../shared/devtools/images/arrow-e.png)
+        skin/classic/browser/devtools/arrow-e@2x.png                (../shared/devtools/images/arrow-e@2x.png)
         skin/classic/browser/devtools/projecteditor/projecteditor.css           (../shared/devtools/projecteditor/projecteditor.css)
         skin/classic/browser/devtools/projecteditor/file-icons-sheet@2x.png       (../shared/devtools/projecteditor/file-icons-sheet@2x.png)
         skin/classic/browser/devtools/app-manager/connection-footer.css     (../shared/devtools/app-manager/connection-footer.css)
@@ -758,6 +759,7 @@ browser.jar:
         skin/classic/aero/browser/devtools/font-inspector.css        (../shared/devtools/font-inspector.css)
         skin/classic/aero/browser/devtools/computedview.css          (../shared/devtools/computedview.css)
         skin/classic/aero/browser/devtools/arrow-e.png               (../shared/devtools/images/arrow-e.png)
+        skin/classic/aero/browser/devtools/arrow-e.png               (../shared/devtools/images/arrow-e@2x.png)
         skin/classic/aero/browser/devtools/projecteditor/projecteditor.css       (../shared/devtools/projecteditor/projecteditor.css)
         skin/classic/aero/browser/devtools/projecteditor/file-icons-sheet@2x.png       (../shared/devtools/projecteditor/file-icons-sheet@2x.png)
         skin/classic/aero/browser/devtools/app-manager/connection-footer.css     (../shared/devtools/app-manager/connection-footer.css)