diff --git a/cJSON.h b/cJSON.h
index f8cf95fafd56d135c95cdd1b2814232d1646c3b1..3b00b230f84e4fb7c82da7dea1446ecfc5e4194d 100644
--- a/cJSON.h
+++ b/cJSON.h
@@ -160,7 +160,7 @@ CJSON_PUBLIC(char *) cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON
 /* NOTE: cJSON is not always 100% accurate in estimating how much memory it will use, so to be safe allocate 5 bytes more than you actually need */
 CJSON_PUBLIC(cJSON_bool) cJSON_PrintPreallocated(cJSON *item, char *buffer, const int length, const cJSON_bool format);
 /* Delete a cJSON entity and all subentities. */
-CJSON_PUBLIC(void) cJSON_Delete(cJSON *c);
+CJSON_PUBLIC(void) cJSON_Delete(cJSON *item);
 
 /* Returns the number of items in an array (or object). */
 CJSON_PUBLIC(int) cJSON_GetArraySize(const cJSON *array);