diff --git a/src/snakefiles/publications.snakefile b/src/snakefiles/publications.snakefile
index b359fd10..be3b10d5 100644
--- a/src/snakefiles/publications.snakefile
+++ b/src/snakefiles/publications.snakefile
@@ -13,8 +13,8 @@ rule download_pubmed:
 rule generate_pubmed_concords:
     input:
         config['download_directory'] + '/PubMed/downloaded',
-        baseline_dir = directory(config['download_directory'] + '/PubMed/baseline'),
-        updatefiles_dir = directory(config['download_directory'] + '/PubMed/updatefiles'),
+        baseline_dir = config['download_directory'] + '/PubMed/baseline',
+        updatefiles_dir = config['download_directory'] + '/PubMed/updatefiles',
     output:
         titles_file = config['download_directory'] + '/PubMed/titles',
         status_file = config['download_directory'] + '/PubMed/statuses',