diff --git a/test/test_perfs.py b/test/test_perfs.py
index 5bc9755b3..47a92ad66 100644
--- a/test/test_perfs.py
+++ b/test/test_perfs.py
@@ -8,7 +8,7 @@
 
 
 @ensure_exec_time_below(seconds=9)
-@ensure_rss_memory_below(mib=8)
+@ensure_rss_memory_below(mib=15)
 def test_intense_image_rendering():
     png_file_paths = []
     for png_file_path in (HERE / "image/png_images/").glob("*.png"):