diff --git a/cli/purge.cls.php b/cli/purge.cls.php
index b7e25b4d1..fe650577e 100644
--- a/cli/purge.cls.php
+++ b/cli/purge.cls.php
@@ -167,9 +167,10 @@ public function url($args)
 
 		if (is_multisite()) {
 			$current_blog = get_current_blog_id();
-			// If subfolder install test if current url has a blog link. If subdomain install: $path needs to remain '/'.
 			$path = '/';
 			$switch_blog = null;
+			// If subfolder install test if we can identify the blog from url.
+			// If subdomain install: $path needs to remain '/'.
 			if(!SUBDOMAIN_INSTALL){
 				// Get subfolder blog link. Try to match to a blog id.
 				$temp_path = explode('/', $deconstructed['path']);
@@ -181,7 +182,7 @@ public function url($args)
 			// Get  blog id from URL.
 			$url_blog = get_blog_id_from_url($deconstructed['host'], $path);
 			if(!$url_blog){
-				// If no blog found, is main blog
+				// If not found, is main blog.
 				$path = '/';
 			}
 			else{