diff --git a/.travis.composer.php b/.travis.composer.php
new file mode 100644
index 0000000..764c713
--- /dev/null
+++ b/.travis.composer.php
@@ -0,0 +1,21 @@
+<?php
+
+$version = getenv('NETTE');
+
+if (!$version || $version == 'default') {
+	exit;
+}
+
+echo "Nette version " . $version . PHP_EOL;
+
+$file = __DIR__ . '/composer.json';
+
+$content = file_get_contents($file);
+
+$composer = json_decode($content, TRUE);
+
+$composer['require']['nette/di'] = $version;
+
+$content = json_encode($composer);
+
+file_put_contents($file, $content);
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
index 85f4650..e2d2175 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,7 @@ before_install:
   - composer self-update
 
 before_script:
+  - php .travis.composer.php
   - composer install --no-interaction --prefer-source --dev
 
 script: