diff --git a/arch/arm/src/stm32f7/stm32_qencoder.c b/arch/arm/src/stm32f7/stm32_qencoder.c
index 96aea8b64a..3a8551a448 100644
--- a/arch/arm/src/stm32f7/stm32_qencoder.c
+++ b/arch/arm/src/stm32f7/stm32_qencoder.c
@@ -986,7 +986,8 @@ static int stm32_shutdown(struct qe_lowerhalf_s *lower)
   putreg32(regval, regaddr);
   leave_critical_section(flags);
 
-  sninfo("regaddr: %08lx resetbit: %08lx\n", regaddr, resetbit);
+  sninfo("regaddr: %08" PRIx32 " resetbit: %08" PRIx32 "\n",
+         regaddr, resetbit);
   stm32_dumpregs(priv, "After stop");
 
   /* Disable clocking to the timer */