diff --git a/lib/ace/theme/terminal.css b/lib/ace/theme/terminal.css
index 95e47fad..a2d3a415 100644
--- a/lib/ace/theme/terminal.css
+++ b/lib/ace/theme/terminal.css
@@ -39,12 +39,10 @@
 }
 
 .ace-terminal-theme .ace_marker-layer .ace_bracket {
-  margin: -1px 0 0 -1px;
   background: #090;
 }
 
 .ace-terminal-theme .ace_marker-layer .ace_bracket-start {
-  margin: -1px 0 0 -1px;
   background: #090;
 }