diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php
index ea46ce6..cd49166 100644
--- a/system/libraries/Migration.php
+++ b/system/libraries/Migration.php
@@ -292,7 +292,7 @@
 
 		// Calculate the last migration step from existing migration
 		// filenames and procceed to the standard version migration
-		return $this->version((int)$last_migration);
+		return $this->version((int) $last_migration);
 	}
 
 	// --------------------------------------------------------------------