diff --git a/src/commands/ls.c b/src/commands/ls.c
index 1c8384a..d31c143 100644
--- a/src/commands/ls.c
+++ b/src/commands/ls.c
@@ -166,10 +166,13 @@ static char* get_file_color(struct FileInfo* info) {
 }
 
 static void list_files(struct FileInfo* files, int file_len, struct FileListInfo info, struct Flags* flags, const char* dir_path) {
-
     struct winsize w;
     ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
 
+    if (!isatty(1)) {
+        flags->one_column = true;
+    }
+
     char* color;
     const int column_width = info.max_name + 1;
     const int row_count = w.ws_col / column_width;
@@ -371,7 +374,6 @@ COMMAND(ls) {
     flags.hide_dot = false;
     flags.one_column = false;
     flags.recurse = false;
-
     int start = 0;
     for (int i = 0; i < argc; i++) {
         if (!prefix("-", argv[i])) break;