diff --git a/lib/Version.php b/lib/Version.php
index 33ef5bc..a362c6e 100644
--- a/lib/Version.php
+++ b/lib/Version.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 global $SEGMENT_VERSION;
 
 $SEGMENT_VERSION = '3.8.0';