diff --git a/examples/connecting-to-databases.php b/examples/connecting-to-databases.php
index c9484548..45bdb506 100644
--- a/examples/connecting-to-databases.php
+++ b/examples/connecting-to-databases.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 // connects to SQlite using dibi class
diff --git a/examples/database-reflection.php b/examples/database-reflection.php
index f184a4bb..79afc2b1 100644
--- a/examples/database-reflection.php
+++ b/examples/database-reflection.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/dumping-sql-and-result-set.php b/examples/dumping-sql-and-result-set.php
index 1b9525e9..0ae1d9af 100644
--- a/examples/dumping-sql-and-result-set.php
+++ b/examples/dumping-sql-and-result-set.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/importing-dump-from-file.php b/examples/importing-dump-from-file.php
index 53b37cb6..777e5a75 100644
--- a/examples/importing-dump-from-file.php
+++ b/examples/importing-dump-from-file.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/query-language-and-conditions.php b/examples/query-language-and-conditions.php
index 8acd19ca..1a93d988 100644
--- a/examples/query-language-and-conditions.php
+++ b/examples/query-language-and-conditions.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/query-language-basic-examples.php b/examples/query-language-basic-examples.php
index dff911aa..d1b1591a 100644
--- a/examples/query-language-basic-examples.php
+++ b/examples/query-language-basic-examples.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 date_default_timezone_set('Europe/Prague');
 
diff --git a/examples/using-datetime.php b/examples/using-datetime.php
index 2b29c43f..1d7860d9 100644
--- a/examples/using-datetime.php
+++ b/examples/using-datetime.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 date_default_timezone_set('Europe/Prague');
 
diff --git a/examples/using-fluent-syntax.php b/examples/using-fluent-syntax.php
index 972db24a..385355d2 100644
--- a/examples/using-fluent-syntax.php
+++ b/examples/using-fluent-syntax.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 date_default_timezone_set('Europe/Prague');
 
diff --git a/examples/using-limit-and-offset.php b/examples/using-limit-and-offset.php
index bd3f3232..fad480dc 100644
--- a/examples/using-limit-and-offset.php
+++ b/examples/using-limit-and-offset.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/using-logger.php b/examples/using-logger.php
index a2660c7f..6a5c0755 100644
--- a/examples/using-logger.php
+++ b/examples/using-logger.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 date_default_timezone_set('Europe/Prague');
 
diff --git a/examples/using-profiler.php b/examples/using-profiler.php
index 6660502c..92212639 100644
--- a/examples/using-profiler.php
+++ b/examples/using-profiler.php
@@ -8,7 +8,9 @@ ob_start(); // needed by FirePHP
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/using-substitutions.php b/examples/using-substitutions.php
index 75fc1bbb..e5e621a7 100644
--- a/examples/using-substitutions.php
+++ b/examples/using-substitutions.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([
diff --git a/examples/using-transactions.php b/examples/using-transactions.php
index c3f3456c..a808f556 100644
--- a/examples/using-transactions.php
+++ b/examples/using-transactions.php
@@ -7,7 +7,9 @@ declare(strict_types=1);
 
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+if (@!include __DIR__ . '/../vendor/autoload.php') {
+	die('Install packages using `composer install`');
+}
 
 
 dibi::connect([