diff --git a/src/commands.rs b/src/commands.rs
index c38dc9a..0567311 100644
--- a/src/commands.rs
+++ b/src/commands.rs
@@ -327,7 +327,7 @@ fn compress_files(files: Vec<PathBuf>, formats: Vec<Extension>, output_file: fs:
 //
 // File at input_file_path is opened for reading, example: "archive.tar.gz"
 // formats contains each format necessary for decompression, example: [Gz, Tar] (in decompression order)
-// output_dir it's where the file will be decompressed to
+// output_dir it's where the file will be decompressed to, this function assumes that the directory exists
 // output_file_path is only used when extracting single file formats, not archive formats like .tar or .zip
 fn decompress_file(
     input_file_path: &Path,