diff --git a/unsloth/chat_templates.py b/unsloth/chat_templates.py
index 026e6dbad7..ee58ca2b83 100644
--- a/unsloth/chat_templates.py
+++ b/unsloth/chat_templates.py
@@ -789,7 +789,7 @@ def _create_formatter(possible_columns, final_optional_prompts, user_column_name
             prompt = prompt[2:-2].encode("unicode-escape").decode("utf-8")
             columns = re.findall(r"\{(.+?)\}", prompt)
             x = f"__optional_{j}__"
-            prompt = f"{' '*8}{x} = '{prompt}'.format({', '.join(f'{x} = {x}' for x in columns)}) if {x} else ''"
+            prompt = f"{' '*8}{x} = '{prompt}'.format({', '.join(f'{x} = {x}' for x in columns)}) if {columns[0]} else ''"
             function.append(prompt)
             formatter.append(x)
             final_prompt += "{" + x + "}"