diff --git a/lv_core/lv_obj.c b/lv_core/lv_obj.c
index 7871bed767..59b004a488 100644
--- a/lv_core/lv_obj.c
+++ b/lv_core/lv_obj.c
@@ -1424,7 +1424,7 @@ bool lv_obj_is_protected(const lv_obj_t * obj, uint8_t prot)
  * @param obj pointer to an object
  * @return the signal function
  */
-lv_signal_func_t   lv_obj_get_signal_func(const lv_obj_t * obj)
+lv_signal_func_t lv_obj_get_signal_func(const lv_obj_t * obj)
 {
     return obj->signal_func;
 }
diff --git a/lv_core/lv_obj.h b/lv_core/lv_obj.h
index 9ebc7a633a..1aa03bd50b 100644
--- a/lv_core/lv_obj.h
+++ b/lv_core/lv_obj.h
@@ -707,7 +707,7 @@ bool lv_obj_is_protected(const lv_obj_t * obj, uint8_t prot);
  * @param obj pointer to an object
  * @return the signal function
  */
-lv_signal_func_t   lv_obj_get_signal_func(const lv_obj_t * obj);
+lv_signal_func_t lv_obj_get_signal_func(const lv_obj_t * obj);
 
 /**
  * Get the design function of an object