diff --git a/lib/ace/css/editor.css b/lib/ace/css/editor.css
index c1cd0f0c..f8faa206 100644
--- a/lib/ace/css/editor.css
+++ b/lib/ace/css/editor.css
@@ -53,6 +53,9 @@
     background-repeat: no-repeat;
     background-position: 2px center;
 }
+.ace_dark .ace_gutter-cell.ace_info {
+    background-image: url("data:image/png;base64,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");
+}
 
 .ace_editor .ace_sb {
     position: absolute;