diff --git a/modules/ui.py b/modules/ui.py
index e2e3b6da3..10e35ec3e 100644
--- a/modules/ui.py
+++ b/modules/ui.py
@@ -155,7 +155,7 @@ def process_interrogate(interrogation_function, mode, ii_input_dir, ii_output_di
             img = Image.open(image)
             filename = os.path.basename(image)
             left, _ = os.path.splitext(filename)
-            print(interrogation_function(img), file=open(os.path.join(ii_output_dir, f"{left}.txt"), 'a'))
+            print(interrogation_function(img), file=open(os.path.join(ii_output_dir, f"{left}.txt"), 'a', encoding='utf-8'))
 
         return [gr.update(), None]