diff --git a/configs/stable-diffusion/txt2img-1p4B-multinode-clip-encoder.yaml b/configs/stable-diffusion/txt2img-1p4B-multinode-clip-encoder.yaml
index 1f29a6d..316ad7a 100644
--- a/configs/stable-diffusion/txt2img-1p4B-multinode-clip-encoder.yaml
+++ b/configs/stable-diffusion/txt2img-1p4B-multinode-clip-encoder.yaml
@@ -121,7 +121,7 @@ lightning:
           plot_diffusion_rows: False
           N: 4
           unconditional_guidance_scale: 3.0
-          unconditional_guidance_label: ""
+          unconditional_guidance_label: [""]
 
   trainer:
     #replace_sampler_ddp: False