diff --git a/cJSON_Utils.c b/cJSON_Utils.c
index 8760433a7799bf393d7dcc827f205d036909fec6..793aa54b38141b5e4f1b5f176653c6c5fa057684 100644
--- a/cJSON_Utils.c
+++ b/cJSON_Utils.c
@@ -914,7 +914,7 @@ static void create_patches(cJSON * const patches, const unsigned char * const pa
             return;
 
         case cJSON_String:
-            if (strcmp((unsigned char*)from->valuestring, (unsigned char*)to->valuestring) != 0)
+            if (strcmp(from->valuestring, to->valuestring) != 0)
             {
                 compose_patch(patches, (const unsigned char*)"replace", path, NULL, to);
             }