diff --git a/src/server/WebBackend.cpp b/src/server/WebBackend.cpp
index 57ae141..ce6b35d 100644
--- a/src/server/WebBackend.cpp
+++ b/src/server/WebBackend.cpp
@@ -581,6 +581,10 @@ RestOutputStruct::ExitCode WebSocket::EvaluateSysadmIohyveRequest(const QJsonVal
     if(keys.contains("action")){
       QString act = JsonValueToString(in_args.toObject().value("action"));
       //qDebug() << " - iohyve action:" << act;
+      if(act=="adddisk"){
+	ok = true;
+        out->insert("adddisk", sysadm::Iohyve::addDisk(in_args.toObject()));
+      }
       if(act=="create"){
 	ok = true;
         out->insert("create", sysadm::Iohyve::createGuest(in_args.toObject()));
diff --git a/src/server/library/sysadm-iohyve.cpp b/src/server/library/sysadm-iohyve.cpp
index 0a43ae6..55bf0ef 100644
--- a/src/server/library/sysadm-iohyve.cpp
+++ b/src/server/library/sysadm-iohyve.cpp
@@ -14,6 +14,40 @@ using namespace sysadm;
 
 //PLEASE: Keep the functions in the same order as listed in pcbsd-general.h
 
+// Add a new disk for a VM
+QJsonObject Iohyve::addDisk(QJsonObject jsin) {
+  QJsonObject retObject;
+
+  QStringList keys = jsin.keys();
+  if (! keys.contains("name") || ! keys.contains("size") ) {
+    retObject.insert("error", "Missing required key(s) 'name', 'size'");
+    return retObject;
+  }
+
+  // Get the key values
+  QString name = jsin.value("name").toString();
+  QString size = jsin.value("size").toString();
+  QString pool = jsin.value("pool").toString();
+
+  QStringList output = General::RunCommand("iohyve add " + name + " " + size + " " + pool).split("\n");
+
+  for ( int i = 0; i < output.size(); i++)
+  {
+    if ( output.at(i).indexOf("cannot create") != -1 ) {
+      retObject.insert("error", output.at(i));
+      return retObject;
+    }
+  }
+
+  QJsonObject vm;
+  vm.insert("size", size);
+  if ( ! pool.isEmpty() )
+   vm.insert("pool", pool);
+  retObject.insert(name, vm);
+
+  return retObject;
+}
+
 // Create a new guest VM
 QJsonObject Iohyve::createGuest(QJsonObject jsin) {
   QJsonObject retObject;
diff --git a/src/server/library/sysadm-iohyve.h b/src/server/library/sysadm-iohyve.h
index 06eb3af..b5024c0 100644
--- a/src/server/library/sysadm-iohyve.h
+++ b/src/server/library/sysadm-iohyve.h
@@ -15,6 +15,7 @@ namespace sysadm{
 
 class Iohyve{
 public:
+	static QJsonObject addDisk(QJsonObject);
 	static QJsonObject createGuest(QJsonObject);
 	static QJsonObject deleteGuest(QJsonObject);
 	static QJsonObject fetchISO(QJsonObject, DProcess *);