diff --git a/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php b/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php
index 51643d3e7f5ff85723f6791a5a9ae5d904e5eabd..7731f3309a34fb5697e2af7fffb9d0b32a693560 100644
--- a/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php
+++ b/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php
@@ -168,7 +168,7 @@ class SimpleSAML_Metadata_MetaDataStorageHandlerPdo extends SimpleSAML_Metadata_
 
             while ($d = $stmt->fetch()) {
                 if (++$rowCount > 1) {
-                    SimpleSAML\Logger::warning("Dulicate match for $entityId in set $set");
+                    SimpleSAML\Logger::warning("Duplicate match for $entityId in set $set");
                     break;
                 }
                 $data = json_decode($d['entity_data'], true);