diff --git a/tests/test_client.py b/tests/test_client.py
index 8a1d704..fbed6ee 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -386,7 +386,11 @@ def test_emd(self):
 
     def test_put_items(self):
         items = {
-            'bob': {'age': 42, 'feature': 'mustache'},
+            'bob': {
+                'age': 42,
+                'feature': 'mustache',
+                'female': False
+            },
             'linda': {
                 'age': 40,
                 'feature': 'singing',
diff --git a/v3io/__init__.py b/v3io/__init__.py
index 17a3314..7414642 100644
--- a/v3io/__init__.py
+++ b/v3io/__init__.py
@@ -1 +1 @@
-__version__ = '0.3.8'
+__version__ = '0.3.10'
diff --git a/v3io/dataplane/request.py b/v3io/dataplane/request.py
index 19d1dfe..799b5c0 100644
--- a/v3io/dataplane/request.py
+++ b/v3io/dataplane/request.py
@@ -378,7 +378,10 @@ def _dict_to_typed_attributes(d):
         else:
             raise AttributeError('Attribute {0} has unsupported type {1}'.format(key, attribute_type))
 
-        typed_attributes[key] = {type_key: type_value or str(value)}
+        if type_value is None:
+            type_value = str(value)
+
+        typed_attributes[key] = {type_key: type_value}
 
     return typed_attributes