diff --git a/boards/px4/fmu-v4/nuttx-config/nsh/defconfig b/boards/px4/fmu-v4/nuttx-config/nsh/defconfig
index 83df59eb0d..db672a301a 100644
--- a/boards/px4/fmu-v4/nuttx-config/nsh/defconfig
+++ b/boards/px4/fmu-v4/nuttx-config/nsh/defconfig
@@ -38,7 +38,7 @@ CONFIG_ARMV7M_USEBASEPRI=y
 CONFIG_ARM_MPU_EARLY_RESET=y
 CONFIG_BOARDCTL_RESET=y
 CONFIG_BOARD_CRASHDUMP=y
-CONFIG_BOARD_LOOPSPERMSEC=16717
+CONFIG_BOARD_LOOPSPERMSEC=12512
 CONFIG_BOARD_RESET_ON_ASSERT=2
 CONFIG_BUILTIN=y
 CONFIG_C99_BOOL8=y