diff --git a/system/hardware/tici/pins.py b/system/hardware/tici/pins.py
index 4388351e1f..747278d1ec 100644
--- a/system/hardware/tici/pins.py
+++ b/system/hardware/tici/pins.py
@@ -7,8 +7,10 @@ class GPIO:
   UBLOX_RST_N = 32
   UBLOX_SAFEBOOT_N = 33
   GNSS_PWR_EN = 34 # SCHEMATIC LABEL: GPIO_UBLOX_PWR_EN
+
   STM_RST_N = 124
   STM_BOOT0 = 134
+  STM_PWR_EN_N = 41 # because STM32H7 RST doesn't generate a full power-on-reset
 
   SIREN = 42
   SOM_ST_IO = 49