diff --git a/src/custom/my_custom_fan_template.cpp b/src/custom/my_custom_fan_template.cpp
index 016da86c..f3ee7f13 100644
--- a/src/custom/my_custom_fan_template.cpp
+++ b/src/custom/my_custom_fan_template.cpp
@@ -58,7 +58,7 @@ void custom_every_5seconds()
     // Unused
 }
 
-bool custom_pin_in_use(uint pin)
+bool custom_pin_in_use(uint8_t pin)
 {
     // no pins are used
     return false;
diff --git a/src/custom/my_custom_template.cpp b/src/custom/my_custom_template.cpp
index d7e1a3c6..f6fea5cf 100644
--- a/src/custom/my_custom_template.cpp
+++ b/src/custom/my_custom_template.cpp
@@ -32,7 +32,7 @@ void custom_every_5seconds()
     dispatch_state_subtopic("my_sensor","{\"test\":123}");
 }
 
-bool custom_pin_in_use(uint pin)
+bool custom_pin_in_use(uint8_t pin)
 {
     if(pin == 1024) return true; // fictuous used pin
 
diff --git a/src/sys/gpio/hasp_gpio.cpp b/src/sys/gpio/hasp_gpio.cpp
index 43e262fc..b28fbec5 100644
--- a/src/sys/gpio/hasp_gpio.cpp
+++ b/src/sys/gpio/hasp_gpio.cpp
@@ -8,6 +8,10 @@
 #include "hasp_gpio.h"
 #include "hasp_config.h"
 
+#if defined(HASP_USE_CUSTOM)
+#include "custom/my_custom.h"
+#endif
+
 #ifdef ARDUINO_ARCH_ESP8266
 #define INPUT_PULLDOWN INPUT
 #endif