diff --git a/meson.build b/meson.build
index 91a367b9..43e30f51 100644
--- a/meson.build
+++ b/meson.build
@@ -60,6 +60,7 @@ main_src = []
 # Add to sources either the main executable or a platform test
 if get_option('test') != ''
   main_src += 'tests/platform/'+get_option('test')+'.c'
+  def      += {'DISABLE_KEEP_ON' : ''}
 else
   main_src += 'openrtx/src/main.c'
 endif
diff --git a/platform/targets/DM-1801/platform.c b/platform/targets/DM-1801/platform.c
index 79748b4d..580fe63b 100644
--- a/platform/targets/DM-1801/platform.c
+++ b/platform/targets/DM-1801/platform.c
@@ -44,7 +44,9 @@ void platform_init()
 
     gpio_setMode(PTT_SW, INPUT);
 
+    #ifndef DISABLE_KEEP_ON
     gpio_setMode(PWR_SW, OUTPUT);
+    #endif
 
     backlight_init();                /* Initialise backlight driver        */
     audio_init();                    /* Initialise audio management module */
diff --git a/platform/targets/GD-77/platform.c b/platform/targets/GD-77/platform.c
index 8076cd57..d7fc6f3d 100644
--- a/platform/targets/GD-77/platform.c
+++ b/platform/targets/GD-77/platform.c
@@ -43,7 +43,9 @@ void platform_init()
 
     gpio_setMode(PTT_SW, INPUT);
 
+    #ifndef DISABLE_KEEP_ON
     gpio_setMode(PWR_SW, OUTPUT);
+    #endif
 
     backlight_init();                /* Initialise backlight driver        */
     audio_init();                    /* Initialise audio management module */
diff --git a/platform/targets/MD-3x0/platform.c b/platform/targets/MD-3x0/platform.c
index 8fde08b4..22e294ae 100644
--- a/platform/targets/MD-3x0/platform.c
+++ b/platform/targets/MD-3x0/platform.c
@@ -46,8 +46,10 @@ void platform_init()
     gpio_setMode(PTT_SW,  INPUT_PULL_UP);
     gpio_setMode(PTT_EXT, INPUT_PULL_UP);
 
+    #ifndef DISABLE_KEEP_ON
     gpio_setMode(PWR_SW, OUTPUT);
     gpio_setPin(PWR_SW);
+    #endif
 
     /*
      * Initialise ADC1, for vbat, RSSI, ...
diff --git a/platform/targets/MD-UV3x0/platform.c b/platform/targets/MD-UV3x0/platform.c
index c12c4bf8..8326a0b6 100644
--- a/platform/targets/MD-UV3x0/platform.c
+++ b/platform/targets/MD-UV3x0/platform.c
@@ -45,8 +45,10 @@ void platform_init()
     gpio_setMode(PTT_SW, INPUT_PULL_UP);
     gpio_setMode(PTT_EXT, INPUT_PULL_UP);
 
+    #ifndef DISABLE_KEEP_ON
     gpio_setMode(PWR_SW, OUTPUT);
     gpio_setPin(PWR_SW);
+    #endif
 
     /*
      * Initialise ADC1, for vbat, RSSI, ...