diff --git a/examples/demo/index-template.html b/examples/demo/index-template.html
index 59967be..f80f497 100644
--- a/examples/demo/index-template.html
+++ b/examples/demo/index-template.html
@@ -30,7 +30,7 @@ <h4>$____MODEL_DESCRIPTION____</h3>
 <div id = "window">
 <link rel="stylesheet" type="text/css" href="$____BRAT_URL____style-vis.css"/>
 
-<form action="./wui.py" method="post" accept-charset="UTF-8">
+<form action="./$____SCRIPT_NAME____" method="post" accept-charset="UTF-8">
 <p><textarea rows="10" cols="120" name="text">$____TEXT____</textarea></p>
 
 <input type="submit" value="Annotate">
diff --git a/examples/demo/wui_bert.py b/examples/demo/wui_bert.py
index 7968f5c..40c332e 100644
--- a/examples/demo/wui_bert.py
+++ b/examples/demo/wui_bert.py
@@ -5,7 +5,7 @@
 import cgi
 import json
 import sys
-from os.path import join
+from os.path import join, basename
 
 from arelight.demo.infer_bert_rus import demo_infer_texts_bert_pipeline
 
@@ -29,6 +29,8 @@ def prepare_template(data, text, bratUrl):
     template_local = template_local.replace("$____MODEL_DESCRIPTION____",
                                             "(ra-20-srubert-large-neut-nli-pretrained-3l-finetuned)")
 
+    template_local = template_local.replace("$____SCRIPT_NAME____", basename(__file__))
+
     template_local = template_local.replace("$____COL_DATA_SEM____", json.dumps(data.get('coll_data', '')))
     template_local = template_local.replace("$____DOC_DATA_SEM____", json.dumps(data.get('doc_data', '')))
 
diff --git a/examples/demo/wui_nn.py b/examples/demo/wui_nn.py
index afa99c9..b247cd5 100644
--- a/examples/demo/wui_nn.py
+++ b/examples/demo/wui_nn.py
@@ -5,7 +5,7 @@
 import cgi
 import json
 import sys
-from os.path import join
+from os.path import join, basename
 
 from arekit.contrib.experiment_rusentrel.labels.formatters.rusentiframes import ExperimentRuSentiFramesLabelsFormatter
 from arekit.contrib.networks.enum_input_types import ModelInputType
@@ -34,6 +34,8 @@ def prepare_template(data, text, bratUrl, model_name):
     template_local = template_local.replace("$____MODEL_NAME____", model_name.value)
     template_local = template_local.replace("$____MODEL_DESCRIPTION____", "(RuSentRel finetuned)")
 
+    template_local = template_local.replace("$____SCRIPT_NAME____", basename(__file__))
+
     template_local = template_local.replace("$____COL_DATA_SEM____", json.dumps(data.get('coll_data', '')))
     template_local = template_local.replace("$____DOC_DATA_SEM____", json.dumps(data.get('doc_data', '')))