diff --git a/opennebula_api/serializers.py b/opennebula_api/serializers.py
index 0ce15c36..cc52a15e 100644
--- a/opennebula_api/serializers.py
+++ b/opennebula_api/serializers.py
@@ -50,7 +50,7 @@ class VirtualMachineSerializer(serializers.Serializer):
 
     disk_size = serializers.SerializerMethodField()
     hdd_size = serializers.SerializerMethodField()
-    sdd_size = serializers.SerializerMethodField()
+    ssd_size = serializers.SerializerMethodField()
     ipv4 = serializers.SerializerMethodField()
     ipv6 = serializers.SerializerMethodField()
     vm_id = serializers.IntegerField(read_only=True, source='id')
@@ -90,7 +90,9 @@ class VirtualMachineSerializer(serializers.Serializer):
                                               ssh_key=ssh_key,
                                               specs=specs)
         except OpenNebulaException as err:
-            raise serializers.ValidationError("OpenNebulaException occured. {0}".format(err))
+            raise serializers.ValidationError(
+                "OpenNebulaException occured. {0}".format(err)
+            )
 
         return manager.get_vm(opennebula_id)
 
@@ -165,7 +167,9 @@ class VirtualMachineSerializer(serializers.Serializer):
 
 class VMTemplateSerializer(serializers.Serializer):
     """Serializer to map the VMTemplate instance into JSON format."""
-    id = serializers.IntegerField(read_only=True, source='opennebula_vm_template_id')
+    id = serializers.IntegerField(
+        read_only=True, source='opennebula_vm_template_id'
+    )
     name = serializers.CharField(read_only=True)