diff --git a/lib/files.css b/lib/files.css
index f6de697..9c1e664 100644
--- a/lib/files.css
+++ b/lib/files.css
@@ -55,8 +55,9 @@ body {margin: 0; overflow: auto}
 .fileManager LI.ext-jpg:before, .fileManager LI.ext-jpeg:before {background-position: -112px 0}
 .fileManager LI.ext-js:before {background-position: -128px 0}
 .fileManager LI.ext-less:before {background-position: -144px 0}
-.fileManager LI.ext-php:before {background-position: -160px 0}
-.fileManager LI.ext-png:before {background-position: -176px 0}
-.fileManager LI.ext-rb:before, .fileManager LI.ext-ruby:before {background-position: -192px 0}
-.fileManager LI.ext-txt:before {background-position: -208px 0}
-.fileManager LI.ext-zip:before {background-position: -224px 0}
\ No newline at end of file
+.fileManager LI.ext-md:before {background-position: -160px 0}
+.fileManager LI.ext-php:before {background-position: -176px 0}
+.fileManager LI.ext-png:before {background-position: -192px 0}
+.fileManager LI.ext-rb:before, .fileManager LI.ext-ruby:before {background-position: -208px 0}
+.fileManager LI.ext-txt:before {background-position: -224px 0}
+.fileManager LI.ext-zip:before {background-position: -240px 0}
\ No newline at end of file