diff --git a/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php b/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php
index 47eec7be89eea4c67b371ecf3cb45bd5af74aeff..91b4d32a8493410ae7df6a5d94e82620b615546f 100644
--- a/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php
+++ b/lib/SimpleSAML/Metadata/MetaDataStorageHandlerPdo.php
@@ -293,7 +293,7 @@ class MetaDataStorageHandlerPdo extends MetaDataStorageSource
                 "CREATE TABLE IF NOT EXISTS $tableName (entity_id VARCHAR(255) PRIMARY KEY NOT NULL, entity_data ".
                 "TEXT NOT NULL)"
             );
-            if ($rows === 0) {
+            if ($rows === false) {
                 $fine = false;
             } else {
                 $stmt += $rows;