diff --git a/code/SQLite3SchemaManager.php b/code/SQLite3SchemaManager.php
index 5880fbc..a4a6786 100644
--- a/code/SQLite3SchemaManager.php
+++ b/code/SQLite3SchemaManager.php
@@ -210,7 +210,7 @@ class SQLite3SchemaManager extends DBSchemaManager
     {
         $ok = true;
 
-        if (SapphireTest::getTempDB()->isUsed() && !self::$checked_and_repaired) {
+        if (!SapphireTest::getTempDB()->isUsed() && !self::$checked_and_repaired) {
             $this->alterationMessage("Checking database integrity", "repaired");
 
             // Check for any tables with failed integrity