diff --git a/examples/example_750841_Mmemory.php b/examples/example_750841_Mmemory.php
index 6fa8f90..0650ca5 100644
--- a/examples/example_750841_Mmemory.php
+++ b/examples/example_750841_Mmemory.php
@@ -1,4 +1,5 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
 
 use PHPModbus\ModbusMaster;
 use PHPModbus\PhpType;
diff --git a/examples/example_datatype.php b/examples/example_datatype.php
index aeb0a7b..87baaba 100644
--- a/examples/example_datatype.php
+++ b/examples/example_datatype.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMaster;
 use PHPModbus\PhpType;
 
diff --git a/examples/example_fc1.php b/examples/example_fc1.php
index 34d7e12..63d5193 100644
--- a/examples/example_fc1.php
+++ b/examples/example_fc1.php
@@ -1,4 +1,5 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
 
 use PHPModbus\ModbusMaster;
 
diff --git a/examples/example_fc15.php b/examples/example_fc15.php
index ced94a6..ccf5e6f 100644
--- a/examples/example_fc15.php
+++ b/examples/example_fc15.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
diff --git a/examples/example_fc16.php b/examples/example_fc16.php
index 1cd8e49..d9130e9 100644
--- a/examples/example_fc16.php
+++ b/examples/example_fc16.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
diff --git a/examples/example_fc2.php b/examples/example_fc2.php
index d91c550..2b46d61 100644
--- a/examples/example_fc2.php
+++ b/examples/example_fc2.php
@@ -1,4 +1,5 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
 
 use PHPModbus\ModbusMaster;
 
diff --git a/examples/example_fc22.php b/examples/example_fc22.php
index 28ca792..445645e 100644
--- a/examples/example_fc22.php
+++ b/examples/example_fc22.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
diff --git a/examples/example_fc23.php b/examples/example_fc23.php
index a21aea4..af3b0af 100644
--- a/examples/example_fc23.php
+++ b/examples/example_fc23.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
diff --git a/examples/example_fc3.php b/examples/example_fc3.php
index d3d12bd..1a516fa 100644
--- a/examples/example_fc3.php
+++ b/examples/example_fc3.php
@@ -1,4 +1,5 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
 
 use PHPModbus\ModbusMaster;
 
diff --git a/examples/example_fc4.php b/examples/example_fc4.php
index eefa528..b13534b 100644
--- a/examples/example_fc4.php
+++ b/examples/example_fc4.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
diff --git a/examples/example_fc5.php b/examples/example_fc5.php
index 151aa4e..cb53c7c 100644
--- a/examples/example_fc5.php
+++ b/examples/example_fc5.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
diff --git a/examples/example_fc6.php b/examples/example_fc6.php
index 50e5985..0cc7442 100644
--- a/examples/example_fc6.php
+++ b/examples/example_fc6.php
@@ -1,4 +1,6 @@
 <?php
+require __DIR__ . '/../vendor/autoload.php';
+
 use PHPModbus\ModbusMasterUdp;
 
 $ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';