diff --git a/modules/sd_models.py b/modules/sd_models.py
index f36b299f..1254e5ae 100644
--- a/modules/sd_models.py
+++ b/modules/sd_models.py
@@ -111,6 +111,10 @@ def model_hash(filename):
 
 def select_checkpoint():
     model_checkpoint = shared.opts.sd_model_checkpoint
+    
+    if len(model_checkpoint) == 0:
+        model_checkpoint = shared.default_sd_model_file
+        
     checkpoint_info = checkpoints_list.get(model_checkpoint, None)
     if checkpoint_info is not None:
         return checkpoint_info