diff --git a/application.c b/application.c
index b18fed5..1342602 100644
--- a/application.c
+++ b/application.c
@@ -347,6 +347,7 @@ static void command_types(void* argument)
 		puts("    ");
 
 		gpio_clear(GPIO_PORT(SIGNAL_PD_PIN), GPIO_PIN(SIGNAL_PD_PIN)); // pull down signal
+		sleep_us(10); // wait a tiny bit for voltage to settle
 		voltages = measure_voltages(); // measure pulled down voltages
 		gpio_set(GPIO_PORT(SIGNAL_PD_PIN), GPIO_PIN(SIGNAL_PD_PIN)); // remove pull-down
 		voltages[2] *= 2.0; // pulling creates a voltage divider (to ground)
@@ -364,6 +365,7 @@ static void command_types(void* argument)
 		puts("    ");
 
 		gpio_clear(GPIO_PORT(SIGNAL_PU_PIN), GPIO_PIN(SIGNAL_PU_PIN)); // pull up signal
+		sleep_us(10); // wait a tiny bit for voltage to settle
 		voltages = measure_voltages(); // measure pulled up voltages
 		gpio_set(GPIO_PORT(SIGNAL_PU_PIN), GPIO_PIN(SIGNAL_PU_PIN)); // remove pull-up
 		voltages[2] = voltages[2] *  2.0 - voltages[1]; // pulling creates a voltage divider (to target)