diff --git a/firmware/mixertx/mixertx.c b/firmware/mixertx/mixertx.c
index 18415944..b3896cfa 100644
--- a/firmware/mixertx/mixertx.c
+++ b/firmware/mixertx/mixertx.c
@@ -33,7 +33,7 @@ int main(void)
 	const uint32_t freq = 2441000000U;
 
 	pin_setup();
-	gpio_set(PORT_EN1V8, PIN_EN1V8); /* 1V8 on */
+	enable_1v8_power();
 	cpu_clock_init();
 	ssp1_init();
 
diff --git a/firmware/simpletx/simpletx.c b/firmware/simpletx/simpletx.c
index e50fbf54..0153f4df 100644
--- a/firmware/simpletx/simpletx.c
+++ b/firmware/simpletx/simpletx.c
@@ -32,7 +32,7 @@ int main(void)
 	const uint32_t freq = 2441000000U;
 
 	pin_setup();
-	gpio_set(PORT_EN1V8, PIN_EN1V8); /* 1V8 on */
+	enable_1v8_power();
 	cpu_clock_init();
     ssp1_init();
     
diff --git a/firmware/spiflash/spiflash.c b/firmware/spiflash/spiflash.c
index 0e8546e4..e1ae772e 100644
--- a/firmware/spiflash/spiflash.c
+++ b/firmware/spiflash/spiflash.c
@@ -32,8 +32,7 @@ int main(void)
 
 	pin_setup();
 
-	/* Set 1V8 */
-	gpio_set(PORT_EN1V8, PIN_EN1V8);
+	enable_1v8_power();
 
 	cpu_clock_init();
 
diff --git a/firmware/startup/startup.c b/firmware/startup/startup.c
index 71a62010..b6d0be65 100644
--- a/firmware/startup/startup.c
+++ b/firmware/startup/startup.c
@@ -31,7 +31,7 @@ int main(void)
 
 	pin_setup();
 
-	gpio_set(PORT_EN1V8, PIN_EN1V8); /* 1V8 on */
+	enable_1v8_power();
 
 	cpu_clock_init();
 
diff --git a/firmware/startup_systick/startup_systick.c b/firmware/startup_systick/startup_systick.c
index 5a38d2e6..d4c8517e 100644
--- a/firmware/startup_systick/startup_systick.c
+++ b/firmware/startup_systick/startup_systick.c
@@ -131,7 +131,7 @@ int main(void)
 {
 	pin_setup();
 
-	gpio_set(PORT_EN1V8, PIN_EN1V8); /* 1V8 on */
+	enable_1v8_power();
 
 	cpu_clock_init();
 
diff --git a/firmware/startup_systick_perfo/startup_systick.c b/firmware/startup_systick_perfo/startup_systick.c
index 3aea48fd..26c1fcc0 100644
--- a/firmware/startup_systick_perfo/startup_systick.c
+++ b/firmware/startup_systick_perfo/startup_systick.c
@@ -144,7 +144,7 @@ int main(void)
 {
 	pin_setup();
 
-	gpio_set(PORT_EN1V8, PIN_EN1V8); /* 1V8 on */
+	enable_1v8_power();
 
 	cpu_clock_init();