diff --git a/bitcoinlib/services/blocksmurfer.py b/bitcoinlib/services/blocksmurfer.py
index 3fa7fa84..f8aad46e 100644
--- a/bitcoinlib/services/blocksmurfer.py
+++ b/bitcoinlib/services/blocksmurfer.py
@@ -74,7 +74,7 @@ def getutxos(self, address, after_txid='', limit=MAX_TRANSACTIONS):
                 'size': u['size'],
                 'value': u['value'],
                 'script': u['script'],
-                'date': datetime.strptime(u['date'][:19], "%Y-%m-%dT%H:%M:%S").replace(tzinfo=timezone.utc)
+                'date': datetime.strptime(u['date'][:19], "%Y-%m-%dT%H:%M:%S+00:00").replace(tzinfo=timezone.utc)
             })
         return utxos[:limit]
 
@@ -85,7 +85,7 @@ def _parse_transaction(self, tx, block_height=None):
             self.latest_block = self.blockcount() if not self.latest_block else self.latest_block
             confirmations = self.latest_block - block_height
         tx_date = None if not tx.get('date') else (
-            datetime.strptime(tx['date'], "%Y-%m-%dT%H:%M:%S").replace(tzinfo=timezone.utc))
+            datetime.strptime(tx['date'], "%Y-%m-%dT%H:%M:%S+00:00").replace(tzinfo=timezone.utc))
         t = Transaction(locktime=tx['locktime'], version=tx['version'], network=self.network,
                         fee=tx['fee'], size=tx['size'], txid=tx['txid'], date=tx_date, input_total=tx['input_total'],
                         output_total=tx['output_total'], confirmations=confirmations, block_height=block_height,