diff --git a/ngrams/term_frequencies.py b/ngrams/term_frequencies.py
index b6e0550..b490e42 100755
--- a/ngrams/term_frequencies.py
+++ b/ngrams/term_frequencies.py
@@ -187,6 +187,8 @@ def weekly_tf(partition,
 
     outchunksize = 10000
 
+    Path(output_terms_path).mkdir(parents=True, exist_ok=True)
+
     with pq.ParquetWriter(f"{output_terms_path}/{partition}",schema=schema,compression='snappy',flavor='spark') as writer, pq.ParquetWriter(f"{output_authors_path}/{partition}",schema=author_schema,compression='snappy',flavor='spark') as author_writer:
     
         while True: