diff --git a/apacheconf.nanorc b/apacheconf.nanorc
index ad08240..f1325e6 100644
--- a/apacheconf.nanorc
+++ b/apacheconf.nanorc
@@ -42,3 +42,6 @@ color brightcyan "</?[A-Za-z]+"
 color brightcyan "(<|</|>)"
 color green "\"(\\.|[^\"])*\""
 color white "#.*"
+
+## Trailing spaces
+color ,green "[[:space:]]+$"