diff --git a/demos/render/lv_demo_render.c b/demos/render/lv_demo_render.c
index 044d988f76..5bfb534615 100644
--- a/demos/render/lv_demo_render.c
+++ b/demos/render/lv_demo_render.c
@@ -710,7 +710,7 @@ static scene_dsc_t scenes[] = {
     {.name = "border",              .create_cb = border_cb},
     {.name = "box_shadow",          .create_cb = box_shadow_cb},
     {.name = "text",                .create_cb = text_cb},
-    {.name = "image normal",        .create_cb = image_normal_cb},
+    {.name = "image_normal",        .create_cb = image_normal_cb},
     {.name = "image_recolor",       .create_cb = image_recolored_cb},
     {.name = "line",                .create_cb = line_cb},
     {.name = "arc_normal",          .create_cb = arc_normal_cb},
diff --git a/tests/ref_imgs/draw/render/argb8888/demo_render_image normal_opa_128.png b/tests/ref_imgs/draw/render/argb8888/demo_render_image_normal_opa_128.png
similarity index 100%
rename from tests/ref_imgs/draw/render/argb8888/demo_render_image normal_opa_128.png
rename to tests/ref_imgs/draw/render/argb8888/demo_render_image_normal_opa_128.png
diff --git a/tests/ref_imgs/draw/render/argb8888/demo_render_image normal_opa_255.png b/tests/ref_imgs/draw/render/argb8888/demo_render_image_normal_opa_255.png
similarity index 100%
rename from tests/ref_imgs/draw/render/argb8888/demo_render_image normal_opa_255.png
rename to tests/ref_imgs/draw/render/argb8888/demo_render_image_normal_opa_255.png
diff --git a/tests/ref_imgs/draw/render/rgb565/demo_render_image normal_opa_128.png b/tests/ref_imgs/draw/render/rgb565/demo_render_image_normal_opa_128.png
similarity index 100%
rename from tests/ref_imgs/draw/render/rgb565/demo_render_image normal_opa_128.png
rename to tests/ref_imgs/draw/render/rgb565/demo_render_image_normal_opa_128.png
diff --git a/tests/ref_imgs/draw/render/rgb565/demo_render_image normal_opa_255.png b/tests/ref_imgs/draw/render/rgb565/demo_render_image_normal_opa_255.png
similarity index 100%
rename from tests/ref_imgs/draw/render/rgb565/demo_render_image normal_opa_255.png
rename to tests/ref_imgs/draw/render/rgb565/demo_render_image_normal_opa_255.png
diff --git a/tests/ref_imgs/draw/render/rgb888/demo_render_image normal_opa_128.png b/tests/ref_imgs/draw/render/rgb888/demo_render_image_normal_opa_128.png
similarity index 100%
rename from tests/ref_imgs/draw/render/rgb888/demo_render_image normal_opa_128.png
rename to tests/ref_imgs/draw/render/rgb888/demo_render_image_normal_opa_128.png
diff --git a/tests/ref_imgs/draw/render/rgb888/demo_render_image normal_opa_255.png b/tests/ref_imgs/draw/render/rgb888/demo_render_image_normal_opa_255.png
similarity index 100%
rename from tests/ref_imgs/draw/render/rgb888/demo_render_image normal_opa_255.png
rename to tests/ref_imgs/draw/render/rgb888/demo_render_image_normal_opa_255.png
diff --git a/tests/ref_imgs/draw/render/xrgb8888/demo_render_image normal_opa_128.png b/tests/ref_imgs/draw/render/xrgb8888/demo_render_image_normal_opa_128.png
similarity index 100%
rename from tests/ref_imgs/draw/render/xrgb8888/demo_render_image normal_opa_128.png
rename to tests/ref_imgs/draw/render/xrgb8888/demo_render_image_normal_opa_128.png
diff --git a/tests/ref_imgs/draw/render/xrgb8888/demo_render_image normal_opa_255.png b/tests/ref_imgs/draw/render/xrgb8888/demo_render_image_normal_opa_255.png
similarity index 100%
rename from tests/ref_imgs/draw/render/xrgb8888/demo_render_image normal_opa_255.png
rename to tests/ref_imgs/draw/render/xrgb8888/demo_render_image_normal_opa_255.png