diff --git a/fypp-gfortran.py b/fypp-gfortran.py
index 08dee63f80..28768a6a19 100755
--- a/fypp-gfortran.py
+++ b/fypp-gfortran.py
@@ -6,13 +6,6 @@
 # Read the system arguments.
 args = sys.argv[1:]
 
-# Set the output directory.
-output_dir = Path("build" , "preprocessed_files")
-
-# If output directory does not exist, create it.
-if not output_dir.exists():
-    output_dir.mkdir(parents=True)
-
 # Get the filenames with .fypp extension and convert to string.
 source_file = [arg for arg in args if arg.endswith(".fypp")]
 output_file = [arg for arg in args if arg.endswith(".o")]