diff --git a/arch/arm/src/stm32h7/stm32_pmstop.c b/arch/arm/src/stm32h7/stm32_pmstop.c
index e26aae9bf3d..e492e98e171 100644
--- a/arch/arm/src/stm32h7/stm32_pmstop.c
+++ b/arch/arm/src/stm32h7/stm32_pmstop.c
@@ -117,7 +117,9 @@ void stm32_pmstop(bool lpds)
   asm volatile ("wfi");
 #endif
 
-  /* Clear deep sleep bits, so that MCU does not go into deep sleep in idle. */
+  /* Clear deep sleep bits, so that MCU does not go into deep sleep in
+   * idle.
+   */
 
   /* Clear SLEEPDEEP bit of Cortex System Control Register */