diff --git a/nuttx-configs/px4fmu-v2/nsh/defconfig b/nuttx-configs/px4fmu-v2/nsh/defconfig
index af6634f563..f9ab949e17 100644
--- a/nuttx-configs/px4fmu-v2/nsh/defconfig
+++ b/nuttx-configs/px4fmu-v2/nsh/defconfig
@@ -479,7 +479,7 @@ CONFIG_SPI_EXCHANGE=y
 # CONFIG_SPI_CMDDATA is not set
 CONFIG_RTC=y
 CONFIG_RTC_DATETIME=y
-CONFIG_RTC_LSICLOCK=y
+CONFIG_RTC_HSECLOCK=y
 CONFIG_WATCHDOG=y
 # CONFIG_ANALOG is not set
 # CONFIG_AUDIO_DEVICES is not set