diff --git a/src/cli/onevm b/src/cli/onevm
index 950358345d..3577adf771 100755
--- a/src/cli/onevm
+++ b/src/cli/onevm
@@ -672,7 +672,7 @@ cmd=CommandParser::CmdParser.new(ARGV) do
     command :resize, resize_desc, :vmid, :options =>
             OpenNebulaHelper::CAPACITY_OPTIONS_VM + [ENFORCE] do
 
-        cpu     = options[:cpu] || 0
+        cpu     = options[:cpu] || 0.0
         memory  = options[:memory] || 0
         vcpu    = options[:vcpu] || 0
         enforce = options[:enforce] || false
diff --git a/src/rm/RequestManagerVirtualMachine.cc b/src/rm/RequestManagerVirtualMachine.cc
index 7f4ce72b2d..f341f45ff7 100644
--- a/src/rm/RequestManagerVirtualMachine.cc
+++ b/src/rm/RequestManagerVirtualMachine.cc
@@ -1069,6 +1069,7 @@ void VirtualMachineResize::request_execute(xmlrpc_c::paramList const& paramList,
 
     float ocpu, dcpu;
     int   omemory, dmemory;
+    int   ovcpu;
 
     Nebula&    nd    = Nebula::instance();
     UserPool*  upool = nd.get_upool();
@@ -1102,6 +1103,22 @@ void VirtualMachineResize::request_execute(xmlrpc_c::paramList const& paramList,
 
     vm->get_template_attribute("MEMORY", omemory);
     vm->get_template_attribute("CPU", ocpu);
+    vm->get_template_attribute("VCPU", ovcpu);
+
+    if (nmemory == 0)
+    {
+        nmemory = omemory;
+    }
+
+    if (ncpu == 0)
+    {
+        ncpu = ocpu;
+    }
+
+    if (nvcpu == 0)
+    {
+        nvcpu = ovcpu;
+    }
 
     dcpu    = ncpu - ocpu;
     dmemory = nmemory - omemory;