diff --git a/src/drivers/nuttx/lv_nuttx_entry.h b/src/drivers/nuttx/lv_nuttx_entry.h
index 2e0d8bd71..a6f178a87 100644
--- a/src/drivers/nuttx/lv_nuttx_entry.h
+++ b/src/drivers/nuttx/lv_nuttx_entry.h
@@ -47,6 +47,8 @@ typedef struct _lv_nuttx_ctx_t {
 
 #if LV_CACHE_DEF_SIZE > 0
     void * image_cache;
+#else
+    void * dummy;
 #endif
 
 } lv_nuttx_ctx_t;