diff --git a/README.md b/README.md
index ae6fcfb..c80db18 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,6 @@ GPIO_CTRL_FUNC_IN_IRAM
 CONFIG_GPTIMER_ISR_HANDLER_IN_IRAM
 CONFIG_GPTIMER_CTRL_FUNC_IN_IRAM
 CONFIG_GPTIMER_ISR_CACHE_SAFE
-CONFIG_GPTIMER_OBJ_CACHE_SAFE
 ```
 
 ## Using