From 85b4a23c1a83ef82f9bff80938c56e7d4d6e410b Mon Sep 17 00:00:00 2001
From: Ismael Mendoza <11745764+ismael-mendoza@users.noreply.github.com>
Date: Tue, 2 Apr 2024 14:26:02 -0400
Subject: [PATCH] fix (#483)

---
 btk/draw_blends.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/btk/draw_blends.py b/btk/draw_blends.py
index adb4b498..2486a5e1 100644
--- a/btk/draw_blends.py
+++ b/btk/draw_blends.py
@@ -431,9 +431,7 @@ def render_blend(
 
         for ii, entry in enumerate(blend_catalog):
             single_image = self.render_single(entry, filt, psf, survey)
-            if single_image is None:
-                iso_image[ii] = np.zeros(single_image)
-            else:
+            if single_image is not None:
                 iso_image[ii] = single_image.array
                 blend_image += single_image