diff --git a/src/Migration/Environment.php b/src/Migration/Environment.php
index 447ec340..a4ddf961 100644
--- a/src/Migration/Environment.php
+++ b/src/Migration/Environment.php
@@ -80,11 +80,11 @@ public function executeMigration(MigrationInterface $migration, string $directio
             // (statically narrowable for IDEs and static analysis), then a
             // method_exists fallback for migrations that haven't yet adopted
             // either ReversibleMigrationInterface or DirectionalMigrationInterface.
-            $isReversible = $migration instanceof ReversibleMigrationInterface
+            if (
+                $migration instanceof ReversibleMigrationInterface
                 || (!$migration instanceof DirectionalMigrationInterface
-                    && method_exists($migration, MigrationInterface::CHANGE));
-
-            if ($isReversible) {
+                    && method_exists($migration, MigrationInterface::CHANGE))
+            ) {
                 if ($direction === MigrationInterface::DOWN) {
                     // Create an instance of the RecordingAdapter so we can record all
                     // of the migration commands for reverse playback
diff --git a/tests/comparisons/Migration/test_snapshot_with_on_update.php b/tests/comparisons/Migration/test_snapshot_with_on_update.php
index a3e4c9ba..85d284b6 100644
--- a/tests/comparisons/Migration/test_snapshot_with_on_update.php
+++ b/tests/comparisons/Migration/test_snapshot_with_on_update.php
@@ -2,8 +2,9 @@
 declare(strict_types=1);
 
 use Migrations\BaseMigration;
+use Migrations\DirectionalMigrationInterface;
 
-class TestSnapshotWithOnUpdate extends BaseMigration
+class TestSnapshotWithOnUpdate extends BaseMigration implements DirectionalMigrationInterface
 {
     /**
      * Up Method.