diff --git a/driver/cam_hal.c b/driver/cam_hal.c
index 62c27be..13623b4 100644
--- a/driver/cam_hal.c
+++ b/driver/cam_hal.c
@@ -32,8 +32,8 @@
 #endif // ESP_IDF_VERSION_MAJOR
 #define ESP_CAMERA_ETS_PRINTF ets_printf
 
-#if CONFIG_CAM_TASK_STACK_SIZE
-#define CAM_TASK_STACK             CONFIG_CAM_TASK_STACK_SIZE
+#if CONFIG_CAMERA_TASK_STACK_SIZE
+#define CAM_TASK_STACK             CONFIG_CAMERA_TASK_STACK_SIZE
 #else
 #define CAM_TASK_STACK             (2*1024)
 #endif