diff --git a/sql/lbryexplorer.ddl.sql b/sql/lbryexplorer.ddl.sql
index 8b9b3fa..53f6ab4 100644
--- a/sql/lbryexplorer.ddl.sql
+++ b/sql/lbryexplorer.ddl.sql
@@ -201,6 +201,7 @@ CREATE TABLE `Claims`
     PRIMARY KEY `PK_Claim` (`Id`),
     FOREIGN KEY `FK_ClaimTransaction` (`TransactionHash`) REFERENCES `Transactions` (`Hash`),
     FOREIGN KEY `FK_ClaimPublisher` (`PublisherId`) REFERENCES `Claims` (`ClaimId`),
+    UNIQUE KEY `Idx_ClaimUnique` (`TransactionHash`, `Vout`, `ClaimId`),
     CONSTRAINT `Cnt_ClaimCertificate` CHECK(`Certificate` IS NULL OR JSON_VALID(`Certificate`)), -- certificate type
     INDEX `Idx_Claim` (`ClaimId`),
     INDEX `Idx_ClaimTransactionTime` (`TransactionTime`),
@@ -230,3 +231,5 @@ CREATE TABLE `PriceHistory`
     PRIMARY KEY `PK_PriceHistory` (`Id`),
     UNIQUE KEY `Idx_PriceHistoryCreated` (`Created`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_unicode_ci ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4;
+
+ALTER TABLE Claims ADD UNIQUE KEY `Idx_ClaimUnique` (`TransactionHash`, `Vout`, `ClaimId`);
\ No newline at end of file
diff --git a/src/Controller/MainController.php b/src/Controller/MainController.php
index 6c8e90e..2be899c 100644
--- a/src/Controller/MainController.php
+++ b/src/Controller/MainController.php
@@ -100,7 +100,9 @@ class MainController extends AppController {
 
         // recent claims
         $claims = $this->Claims->find()->select(['TransactionHash', 'Name', 'Vout', 'ClaimId', 'ClaimType', 'Author', 'Title', 'Description', 'ContentType',
-                                                 'IsNSFW', 'Language', 'ThumbnailUrl', 'Created'])->contain(['Publisher' => ['fields' => ['Name']]])->order(['Claims.Created' => 'DESC'])->limit(5)->toArray();
+                                                 'IsNSFW', 'Language', 'ThumbnailUrl', 'Created'])->
+            distinct(['Claims.ClaimId'])->
+            contain(['Publisher' => ['fields' => ['Name']]])->order(['Claims.Created' => 'DESC'])->limit(5)->toArray();
 
         $this->set('recentBlocks', $blocks);
         $this->set('recentClaims', $claims);
@@ -137,7 +139,7 @@ class MainController extends AppController {
             }
 
             $offset = ($page - 1) * $pageLimit;
-            $claims = $this->Claims->find()->contain(['Stream', 'Publisher' => ['fields' => ['Name']]])->order(['Claims.Created' => 'DESC'])->offset($offset)->limit($pageLimit)->toArray();
+            $claims = $this->Claims->find()->distinct(['Claims.ClaimId'])->contain(['Stream', 'Publisher' => ['fields' => ['Name']]])->order(['Claims.Created' => 'DESC'])->offset($offset)->limit($pageLimit)->toArray();
             for ($i = 0; $i < count($claims); $i++) {
                 if ($canConvert && $claims[$i]->Fee > 0 && $claims[$i]->FeeCurrency == 'USD') {
                     $claims[$i]->Price = $claims[$i]->Fee / $priceInfo->price;