diff --git a/arch/arm/src/stm32/stm32_hrtim.c b/arch/arm/src/stm32/stm32_hrtim.c
index 81692322bf..4f464f119a 100644
--- a/arch/arm/src/stm32/stm32_hrtim.c
+++ b/arch/arm/src/stm32/stm32_hrtim.c
@@ -1076,7 +1076,7 @@ static uint32_t hrtim_base_get(FAR struct stm32_hrtim_s* priv, uint8_t timer)
   FAR struct stm32_hrtim_tim_s* tim;
   uint32_t base;
 
-  tim = hrtim_tim_get(priv, imer);
+  tim = hrtim_tim_get(priv, timer);
   if (tim == NULL)
     {
       base = 0;