diff --git a/cJSON_Utils.c b/cJSON_Utils.c
index a706163..a96045c 100644
--- a/cJSON_Utils.c
+++ b/cJSON_Utils.c
@@ -876,9 +876,9 @@ static void cJSONUtils_GeneratePatch(cJSON * const patches, const unsigned char
     cJSON_AddItemToArray(patches, patch);
 }
 
-CJSON_PUBLIC(void) cJSONUtils_AddPatchToArray(cJSON *array, const char *op, const char *path, cJSON *val)
+CJSON_PUBLIC(void) cJSONUtils_AddPatchToArray(cJSON * const array, const char * const operation, const char * const path, const cJSON * const value)
 {
-    cJSONUtils_GeneratePatch(array, (const unsigned char*)op, (const unsigned char*)path, 0, val);
+    cJSONUtils_GeneratePatch(array, (const unsigned char*)operation, (const unsigned char*)path, NULL, value);
 }
 
 static void cJSONUtils_CompareToPatch(cJSON *patches, const unsigned char *path, cJSON *from, cJSON *to)
diff --git a/cJSON_Utils.h b/cJSON_Utils.h
index 572ab93..0d90cd6 100644
--- a/cJSON_Utils.h
+++ b/cJSON_Utils.h
@@ -28,7 +28,7 @@ CJSON_PUBLIC(cJSON *) cJSONUtils_GetPointer(cJSON * const object, const char *po
 /* Implement RFC6902 (https://tools.ietf.org/html/rfc6902) JSON Patch spec. */
 CJSON_PUBLIC(cJSON *) cJSONUtils_GeneratePatches(cJSON *from, cJSON *to);
 /* Utility for generating patch array entries. */
-CJSON_PUBLIC(void) cJSONUtils_AddPatchToArray(cJSON *array, const char *op, const char *path, cJSON *val);
+CJSON_PUBLIC(void) cJSONUtils_AddPatchToArray(cJSON * const array, const char * const operation, const char * const path, const cJSON * const value);
 /* Returns 0 for success. */
 CJSON_PUBLIC(int) cJSONUtils_ApplyPatches(cJSON * const object, const cJSON * const patches);