diff --git a/nrf5/nrf51_af.csv b/nrf5/nrf51_af.csv
index b54aaa1e31..2fc34a06a0 100644
--- a/nrf5/nrf51_af.csv
+++ b/nrf5/nrf51_af.csv
@@ -1,10 +1,10 @@
 PA0,PA0
-PA1,PA1
-PA2,PA2
-PA3,PA3
-PA4,PA4
-PA5,PA5
-PA6,PA6
+PA1,PA1,ADC0_IN2
+PA2,PA2,ADC0_IN3
+PA3,PA3,ADC0_IN4
+PA4,PA4,ADC0_IN5
+PA5,PA5,ADC0_IN6
+PA6,PA6,ADC0_IN7
 PA7,PA7
 PA8,PA8
 PA9,PA9