diff --git a/droplet.proto b/droplet.proto
index 5befe97..87f215e 100644
--- a/droplet.proto
+++ b/droplet.proto
@@ -26,11 +26,11 @@ message Droplet {
 		string	name	= 2;
 	}
 
-	message Disk {
-		string	filename        = 1;
-		int64	size    	= 2;
-	}
+}
 
+message Disk {
+	string	filename        = 1;
+	int64	size    	= 2;
 }
 
 message StorageInfo {
diff --git a/hypervisor.proto b/hypervisor.proto
index c76612d..fa3a190 100644
--- a/hypervisor.proto
+++ b/hypervisor.proto
@@ -4,8 +4,9 @@ package virtbuf;
 message Hypervisor {
 	string	uuid = 1;
 	string	hostname = 2;
-	bool	active = 3;
+	bool	active = 3;           // is allowed to start new droplets
 	int64	cpus	= 4;
-	int64	memory	= 5;
+	int64	memory	= 5;          // in bytes
 	string	comment	= 6;
+	bool    autoscan = 7;         // to scan or not to scan by virtigo
 }