diff --git a/src/outputs/long_form.py b/src/outputs/long_form.py
index fd43d1e2..35a0923c 100644
--- a/src/outputs/long_form.py
+++ b/src/outputs/long_form.py
@@ -7,6 +7,7 @@
 import src.outputs.map_output_cols as map_o
 from src.staging.validation import load_schema
 from src.outputs.outputs_helpers import create_output_df
+from src.utils.local_file_mods import filename_survey_prefixer
 
 OutputMainLogger = logging.getLogger(__name__)
 
@@ -43,5 +44,7 @@ def output_long_form(
 
     tdate = datetime.now().strftime("%y-%m-%d")
     survey_year = config["survey"]["survey_year"]
+    survey_type = config["survey"]["survey_type"]
     filename = f"{survey_year}_long_form_{tdate}_v{run_id}.csv"
+    filename = filename_survey_prefixer(filename, survey_type)
     write_csv(f"{output_path}/output_long_form/{filename}", longform_output)