diff --git a/firmware/asdf/src/Arch/asdf_arch_atmega2560.c b/firmware/asdf/src/Arch/asdf_arch_atmega2560.c
index 5d05949..8807eb0 100644
--- a/firmware/asdf/src/Arch/asdf_arch_atmega2560.c
+++ b/firmware/asdf/src/Arch/asdf_arch_atmega2560.c
@@ -679,7 +679,7 @@ void asdf_arch_pulse_delay_short(void)
 //
 void asdf_arch_pulse_delay_long(void)
 {
-  _delay_us(ASDF_PULSE_DELAY_LONG_MS);
+  _delay_ms(ASDF_PULSE_DELAY_LONG_MS);
 }
 
 // PROCEDURE: asdf_arch_init
diff --git a/firmware/asdf/src/Arch/asdf_arch_atmega328p.c b/firmware/asdf/src/Arch/asdf_arch_atmega328p.c
index b542621..364aaf2 100644
--- a/firmware/asdf/src/Arch/asdf_arch_atmega328p.c
+++ b/firmware/asdf/src/Arch/asdf_arch_atmega328p.c
@@ -674,7 +674,7 @@ void asdf_arch_pulse_delay_short(void)
 //
 void asdf_arch_pulse_delay_long(void)
 {
-  _delay_us(ASDF_PULSE_DELAY_LONG_MS);
+  _delay_ms(ASDF_PULSE_DELAY_LONG_MS);
 }
 
 // PROCEDURE: asdf_arch_init