diff --git a/ghost/data-generator/lib/DataGenerator.js b/ghost/data-generator/lib/DataGenerator.js
index 29d00dcb74..066adc8cc2 100644
--- a/ghost/data-generator/lib/DataGenerator.js
+++ b/ghost/data-generator/lib/DataGenerator.js
@@ -95,7 +95,7 @@ class DataGenerator {
                 // Avoid deleting the admin user
                 await transaction(table).del().whereNot('id', '1');
             } else {
-                await transaction(table).del();
+                await transaction(table).truncate();
             }
         }
     }