diff --git a/mailpoet/lib/Automation/Engine/Migrations/Migrator.php b/mailpoet/lib/Automation/Engine/Migrations/Migrator.php
index 988fa8b4d3..ff95412fb8 100644
--- a/mailpoet/lib/Automation/Engine/Migrations/Migrator.php
+++ b/mailpoet/lib/Automation/Engine/Migrations/Migrator.php
@@ -67,7 +67,7 @@ class Migrator {
   }
 
   public function hasSchema(): bool {
-    $pattern = str_replace('_', '\\_', $this->prefix) . '%';
+    $pattern = $this->wpdb->esc_like($this->prefix) . '%';
     return $this->runQuery("SHOW TABLES LIKE '$pattern'") > 0;
   }