diff --git a/libraries/AP_HAL/examples/Printf/Printf.pde b/libraries/AP_HAL/examples/Printf/Printf.pde
index ab18cdfa0d..5c8ab8b647 100644
--- a/libraries/AP_HAL/examples/Printf/Printf.pde
+++ b/libraries/AP_HAL/examples/Printf/Printf.pde
@@ -2,6 +2,7 @@
 #include <AP_HAL_AVR.h>
 #include <AP_HAL_AVR_SITL.h>
 #include <AP_HAL_PX4.h>
+#include <AP_HAL_Linux.h>
 #include <AP_HAL_Empty.h>
 #include <AP_Common.h>
 #include <AP_Baro.h>
diff --git a/libraries/AP_HAL/examples/RCInput/RCInput.pde b/libraries/AP_HAL/examples/RCInput/RCInput.pde
index 929b719bd6..e4b0600827 100644
--- a/libraries/AP_HAL/examples/RCInput/RCInput.pde
+++ b/libraries/AP_HAL/examples/RCInput/RCInput.pde
@@ -5,6 +5,7 @@
 #include <AP_HAL_AVR.h>
 #include <AP_HAL_AVR_SITL.h>
 #include <AP_HAL_PX4.h>
+#include <AP_HAL_Linux.h>
 #include <AP_HAL_Empty.h>
 #include <AP_Common.h>
 #include <AP_Baro.h>
diff --git a/libraries/AP_HAL/examples/RCOutput/RCOutput.pde b/libraries/AP_HAL/examples/RCOutput/RCOutput.pde
index 2b26f780f7..a3cf22e8f7 100644
--- a/libraries/AP_HAL/examples/RCOutput/RCOutput.pde
+++ b/libraries/AP_HAL/examples/RCOutput/RCOutput.pde
@@ -5,6 +5,7 @@
 #include <AP_HAL_AVR.h>
 #include <AP_HAL_AVR_SITL.h>
 #include <AP_HAL_PX4.h>
+#include <AP_HAL_Linux.h>
 #include <AP_HAL_Empty.h>
 #include <AP_Common.h>
 #include <AP_Baro.h>
diff --git a/libraries/AP_HAL/examples/UART_test/UART_test.pde b/libraries/AP_HAL/examples/UART_test/UART_test.pde
index aab53c8f77..b1f2c9fd30 100644
--- a/libraries/AP_HAL/examples/UART_test/UART_test.pde
+++ b/libraries/AP_HAL/examples/UART_test/UART_test.pde
@@ -5,6 +5,7 @@
 #include <AP_HAL_AVR.h>
 #include <AP_HAL_AVR_SITL.h>
 #include <AP_HAL_PX4.h>
+#include <AP_HAL_Linux.h>
 #include <AP_HAL_Empty.h>
 #include <AP_Common.h>
 #include <AP_Baro.h>