diff --git a/array.c b/array.c
index 97bbb3023..0f1e1f0a7 100644
--- a/array.c
+++ b/array.c
@@ -55,7 +55,7 @@ void array_clear(Array *arr) {
 		memset(arr->items, 0, arr->count * arr->elem_size);
 }
 
-void *array_get(Array *arr, size_t idx) {
+void *array_get(const Array *arr, size_t idx) {
 	if (idx >= arr->len) {
 		errno = EINVAL;
 		return NULL;
diff --git a/array.h b/array.h
index fa26a4eb7..6c9d8a867 100644
--- a/array.h
+++ b/array.h
@@ -66,7 +66,7 @@ bool array_reserve(Array*, size_t count);
  *              of new elements) might invalidate the pointer.
  * @endrst
  */
-void *array_get(Array*, size_t idx);
+void *array_get(const Array*, size_t idx);
 /**
  * Set array element.
  * @rst