diff --git a/src/util/sort.c b/src/util/sort.c
index 59fb280..3e184bb 100644
--- a/src/util/sort.c
+++ b/src/util/sort.c
@@ -60,12 +60,12 @@ void sortQuick(
   qsort(array, count, size, compare);
 }
 
-void sortArrayU8(uint8_t *array, const size_t count) {
-  int_t compare(const void *a, const void *b) {
-    uint8_t valA = *(const uint8_t*)a;
-    uint8_t valB = *(const uint8_t*)b;
-    return (valA > valB) - (valA < valB);
-  }
+int sortArrayU8Compare(const void *a, const void *b) {
+  uint8_t valA = *(const uint8_t*)a;
+  uint8_t valB = *(const uint8_t*)b;
+  return (valA > valB) - (valA < valB);
+}
 
-  return sort((void*)array, count, sizeof(uint8_t), compare);
+void sortArrayU8(uint8_t *array, const size_t count) {
+  return sort((void*)array, count, sizeof(uint8_t), sortArrayU8Compare);
 }
\ No newline at end of file
diff --git a/src/util/sort.h b/src/util/sort.h
index 0292ac2..203bcc0 100644
--- a/src/util/sort.h
+++ b/src/util/sort.h
@@ -47,6 +47,15 @@ void sortQuick(
  */
 #define sort sortQuick
 
+/**
+ * Comparison function for uint8_t arrays.
+ * 
+ * @param a First element.
+ * @param b Second element.
+ * @return Negative if a < b, zero if a == b, positive if a > b.
+ */
+int sortArrayU8Compare(const void *a, const void *b);
+
 /**
  * Sorts an array of uint8_t in ascending order.
  *