diff --git a/scripts/txt2img.py b/scripts/txt2img.py
index 59c16a1db..2c0dd65d8 100644
--- a/scripts/txt2img.py
+++ b/scripts/txt2img.py
@@ -104,6 +104,13 @@ def main():
         default="a painting of a virus monster playing guitar",
         help="the prompt to render"
     )
+    parser.add_argument(
+        "--negative_prompt",
+        type=str,
+        nargs="?",
+        default="",
+        help="the negative prompt to render"
+    )
     parser.add_argument(
         "--outdir",
         type=str,
@@ -286,8 +293,9 @@ def main():
                 for n in trange(opt.n_iter, desc="Sampling"):
                     for prompts in tqdm(data, desc="data"):
                         uc = None
-                        if opt.scale != 1.0:
-                            uc = model.get_learned_conditioning(batch_size * [""])
+                        if len(opt.negative_prompt) > 1:
+                            uc = model.get_learned_conditioning(
+                                len(prompts) * [opt.negative_prompt])
                         if isinstance(prompts, tuple):
                             prompts = list(prompts)
                         c = model.get_learned_conditioning(prompts)