diff --git a/apiserver/controllers/transaction.go b/apiserver/controllers/transaction.go
index 45a59b2e..7b9e7980 100644
--- a/apiserver/controllers/transaction.go
+++ b/apiserver/controllers/transaction.go
@@ -70,21 +70,19 @@ func GetTransactionsByAddressHandler(address string, skip uint64, limit uint64)
 
 // GetUTXOsByAddressHandler searches for all UTXOs that belong to a certain address.
 func GetUTXOsByAddressHandler(address string) (interface{}, *utils.HandlerError) {
-	utxos := []*models.UTXO{}
+	var transactionOutputs []*models.TransactionOutput
 	database.DB.
-		Joins("LEFT JOIN `transaction_outputs` ON `transaction_outputs`.`id` = `utxos`.`transaction_output_id`").
 		Joins("LEFT JOIN `addresses` ON `addresses`.`id` = `transaction_outputs`.`address_id`").
-		Where("`addresses`.`address` = ?", address).
-		Preload("AcceptingBlock").
-		Preload("TransactionOutput").
-		Find(&utxos)
-	UTXOsResponses := make([]*transactionOutputResponse, len(utxos))
-	for i, utxo := range utxos {
+		Where("`addresses`.`address` = ? AND `transaction_outputs`.`is_spent` = 0", address).
+		Preload("Transaction.AcceptingBlock").
+		Find(&transactionOutputs)
+	UTXOsResponses := make([]*transactionOutputResponse, len(transactionOutputs))
+	for i, transactionOutput := range transactionOutputs {
 		UTXOsResponses[i] = &transactionOutputResponse{
-			Value:                   utxo.TransactionOutput.Value,
-			ScriptPubKey:            hex.EncodeToString(utxo.TransactionOutput.ScriptPubKey),
-			AcceptingBlockHash:      utxo.AcceptingBlock.BlockHash,
-			AcceptingBlockBlueScore: utxo.AcceptingBlock.BlueScore,
+			Value:                   transactionOutput.Value,
+			ScriptPubKey:            hex.EncodeToString(transactionOutput.ScriptPubKey),
+			AcceptingBlockHash:      transactionOutput.Transaction.AcceptingBlock.BlockHash,
+			AcceptingBlockBlueScore: transactionOutput.Transaction.AcceptingBlock.BlueScore,
 		}
 	}
 	return UTXOsResponses, nil
diff --git a/apiserver/migrations/000008_create_transaction_outputs_table.up.sql b/apiserver/migrations/000008_create_transaction_outputs_table.up.sql
index 5d2ce5f3..d0e06600 100644
--- a/apiserver/migrations/000008_create_transaction_outputs_table.up.sql
+++ b/apiserver/migrations/000008_create_transaction_outputs_table.up.sql
@@ -5,6 +5,7 @@ CREATE TABLE `transaction_outputs`
     `index`          INT UNSIGNED    NOT NULL,
     `value`          BIGINT UNSIGNED NOT NULL,
     `script_pub_key` BLOB            NOT NULL,
+    `is_spent`       TINYINT         NOT NULL,
     `address_id`     BIGINT UNSIGNED NOT NULL,
     PRIMARY KEY (`id`),
     INDEX `idx_transaction_outputs_transaction_id` (`transaction_id`),
diff --git a/apiserver/migrations/000010_create_utxos_table.down.sql b/apiserver/migrations/000010_create_utxos_table.down.sql
deleted file mode 100644
index d967fe0c..00000000
--- a/apiserver/migrations/000010_create_utxos_table.down.sql
+++ /dev/null
@@ -1 +0,0 @@
-DROP TABLE `utxos`;
diff --git a/apiserver/migrations/000010_create_utxos_table.up.sql b/apiserver/migrations/000010_create_utxos_table.up.sql
deleted file mode 100644
index 7e1bfac7..00000000
--- a/apiserver/migrations/000010_create_utxos_table.up.sql
+++ /dev/null
@@ -1,10 +0,0 @@
-CREATE TABLE `utxos`
-(
-    `transaction_output_id` BIGINT UNSIGNED NOT NULL,
-    `accepting_block_id`    INT UNSIGNED    NULL,
-    PRIMARY KEY (`transaction_output_id`),
-    INDEX `idx_utxos_accepting_block_id` (`accepting_block_id`),
-    CONSTRAINT `fk_utxos_transaction_output_id`
-        FOREIGN KEY (`transaction_output_id`)
-            REFERENCES `transaction_outputs` (`id`)
-);
diff --git a/apiserver/models/models.go b/apiserver/models/models.go
index 98df34d1..d25c5c69 100644
--- a/apiserver/models/models.go
+++ b/apiserver/models/models.go
@@ -86,6 +86,7 @@ type TransactionOutput struct {
 	Index         uint32
 	Value         uint64
 	ScriptPubKey  []byte
+	IsSpent       bool
 	AddressID     uint64
 	Address       Address
 }
@@ -102,14 +103,6 @@ type TransactionInput struct {
 	Sequence            uint64
 }
 
-// UTXO is the gorm model for the 'utxos' table
-type UTXO struct {
-	TransactionOutputID uint64
-	TransactionOutput   TransactionOutput
-	AcceptingBlockID    uint64
-	AcceptingBlock      Block
-}
-
 // Address is the gorm model for the 'utxos' table
 type Address struct {
 	ID      uint64 `gorm:"primary_key"`