diff --git a/server/src/com/cloud/api/doc/ApiXmlDocReader.java b/server/src/com/cloud/api/doc/ApiXmlDocReader.java
index 54f9627478d..29fb22e491b 100644
--- a/server/src/com/cloud/api/doc/ApiXmlDocReader.java
+++ b/server/src/com/cloud/api/doc/ApiXmlDocReader.java
@@ -110,7 +110,6 @@ public class ApiXmlDocReader {
 			} 
 		}
 		
-		
 		 try {
 		    FileWriter fstream = new FileWriter(dirName + "/diff.txt");
 	        BufferedWriter out = new BufferedWriter(fstream);
@@ -130,12 +129,25 @@ public class ApiXmlDocReader {
 			out.write("\nRemoved commands:\n");
 			for (Command c : removedCommands) {
 			    if (c.getDescription() != null && !c.getDescription().isEmpty()) {
-			        out.write("\n    " + c.getName() + " (" + c.getDescription() + ")\n");
+			        out.write("\n\t" + c.getName() + " (" + c.getDescription() + ")\n");
 			    } else {
-			        out.write("\n    " + c.getName() + "\n");
+			        out.write("\n\t" + c.getName() + "\n");
 			    }
 				
 			}
+			
+			out.write("\n Changes in command type (sync versus async");
+			//Verify if the command was sync and became async and vice versa
+	        for (String key : stableCommands.keySet()) {
+	            if (commands.get(key).isAsync() != oldCommands.get(key).isAsync()) {
+	                String type = "Sync";
+	                if (commands.get(key).isAsync()) {
+	                    type = "Async";
+	                }
+	                out.write("\n\t" + stableCommands.get(key).getName() + " became " + type);
+	            }
+	        }
+			
 
 			//Print differences between commands arguments
 			out.write("\nChanges in commands arguments:\n");
diff --git a/server/src/com/cloud/api/doc/ApiXmlDocWriter.java b/server/src/com/cloud/api/doc/ApiXmlDocWriter.java
index 1cc289c2fea..a41a09e7c5a 100644
--- a/server/src/com/cloud/api/doc/ApiXmlDocWriter.java
+++ b/server/src/com/cloud/api/doc/ApiXmlDocWriter.java
@@ -314,6 +314,13 @@ public class ApiXmlDocWriter {
         request = setRequestFields(fields);
         
         
+        //Set Async information for the command
+        if (superName.equals(BaseAsyncCmd.class.getName()) || superName.equals(BaseAsyncCreateCmd.class.getName())) {
+            apiCommand.setAsync(true);
+        } else {
+            apiCommand.setAsync(false);
+        }
+        
         //Get response parameters
         Class<?> responseClas = impl.responseObject();
         Field[] responseFields = responseClas.getDeclaredFields();
diff --git a/server/src/com/cloud/api/doc/Command.java b/server/src/com/cloud/api/doc/Command.java
index 9416919ac06..90f2f92d4c7 100644
--- a/server/src/com/cloud/api/doc/Command.java
+++ b/server/src/com/cloud/api/doc/Command.java
@@ -24,6 +24,7 @@ public class Command {
 	
 	private String name;
 	private String description;
+	private boolean isAsync;
 	private ArrayList<Argument> request;
 	private ArrayList<Argument> response;
 	
@@ -66,7 +67,15 @@ public class Command {
 		this.response = response;
 	}
 	
-	public Argument getReqArgByName(String name){
+	public boolean isAsync() {
+        return isAsync;
+    }
+
+    public void setAsync(boolean isAsync) {
+        this.isAsync = isAsync;
+    }
+
+    public Argument getReqArgByName(String name){
 		for (Argument a : this.getRequest()) {
 			if (a.getName().equals(name)) {
                 return a;