diff --git a/syntax/man.nanorc b/syntax/man.nanorc
index 26e38f1b..06396120 100644
--- a/syntax/man.nanorc
+++ b/syntax/man.nanorc
@@ -17,7 +17,7 @@ color yellow "^\.(RS|RE|UR|UE|PD|DT)"
 color yellow "^\.(ad|bp|br|ce|de|ds|el|ie|if|fi|ft|hy|ig|in|na|ne|nf|nh|ps|so|sp|ti|tr)"
 
 # Comments.
-color cyan "^\.?\\\".*"
+color cyan "(^\.)?\\\".*"
 
 # Trailing whitespace.
 color ,green "[[:space:]]+$"