diff --git a/demos/AVR-AT90CANx-GCC/mcuconf.h b/demos/AVR-AT90CANx-GCC/mcuconf.h
index 7aa30ad32..92b142b71 100644
--- a/demos/AVR-AT90CANx-GCC/mcuconf.h
+++ b/demos/AVR-AT90CANx-GCC/mcuconf.h
@@ -39,6 +39,15 @@
  * PWM driver system settings.
  */
 
+/*
+ * GPT driver system settings.
+ */
+#define AVR_GPT_USE_GPT1                   FALSE
+#define AVR_GPT_USE_GPT2                   FALSE
+#define AVR_GPT_USE_GPT3                   FALSE
+#define AVR_GPT_USE_GPT4                   FALSE
+#define AVR_GPT_USE_GPT5                   FALSE
+
 /*
  * SERIAL driver system settings.
  */
diff --git a/demos/AVR-ATmega128-GCC/mcuconf.h b/demos/AVR-ATmega128-GCC/mcuconf.h
index 324639526..9d9a0f053 100644
--- a/demos/AVR-ATmega128-GCC/mcuconf.h
+++ b/demos/AVR-ATmega128-GCC/mcuconf.h
@@ -39,6 +39,15 @@
  * PWM driver system settings.
  */
 
+/*
+ * GPT driver system settings.
+ */
+#define AVR_GPT_USE_GPT1                   FALSE
+#define AVR_GPT_USE_GPT2                   FALSE
+#define AVR_GPT_USE_GPT3                   FALSE
+#define AVR_GPT_USE_GPT4                   FALSE
+#define AVR_GPT_USE_GPT5                   FALSE
+
 /*
  * SERIAL driver system settings.
  */
diff --git a/demos/AVR-Arduino-GCC/mcuconf.h b/demos/AVR-Arduino-GCC/mcuconf.h
index 7aa30ad32..92b142b71 100644
--- a/demos/AVR-Arduino-GCC/mcuconf.h
+++ b/demos/AVR-Arduino-GCC/mcuconf.h
@@ -39,6 +39,15 @@
  * PWM driver system settings.
  */
 
+/*
+ * GPT driver system settings.
+ */
+#define AVR_GPT_USE_GPT1                   FALSE
+#define AVR_GPT_USE_GPT2                   FALSE
+#define AVR_GPT_USE_GPT3                   FALSE
+#define AVR_GPT_USE_GPT4                   FALSE
+#define AVR_GPT_USE_GPT5                   FALSE
+
 /*
  * SERIAL driver system settings.
  */
diff --git a/demos/AVR-ArduinoMega-GCC/mcuconf.h b/demos/AVR-ArduinoMega-GCC/mcuconf.h
index 7aa30ad32..92b142b71 100644
--- a/demos/AVR-ArduinoMega-GCC/mcuconf.h
+++ b/demos/AVR-ArduinoMega-GCC/mcuconf.h
@@ -39,6 +39,15 @@
  * PWM driver system settings.
  */
 
+/*
+ * GPT driver system settings.
+ */
+#define AVR_GPT_USE_GPT1                   FALSE
+#define AVR_GPT_USE_GPT2                   FALSE
+#define AVR_GPT_USE_GPT3                   FALSE
+#define AVR_GPT_USE_GPT4                   FALSE
+#define AVR_GPT_USE_GPT5                   FALSE
+
 /*
  * SERIAL driver system settings.
  */