diff --git a/implementations/main.cpp b/implementations/main.cpp
index f84c304..4c7aa06 100644
--- a/implementations/main.cpp
+++ b/implementations/main.cpp
@@ -17,33 +17,9 @@ License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 */
 
-#include <cstdio>
-#if defined(_WIN32)
-    #include <io.h>
-    #ifndef STDOUT_FILENO
-        #define STDOUT_FILENO _fileno(stdout)
-    #endif
-    #define CRAFTER_MAIN_ISATTY _isatty
-#else
-    #include <unistd.h>
-    #define CRAFTER_MAIN_ISATTY isatty
-#endif
-
 import std;
 import Crafter.Build;
 
 int main(int argc, char** argv) {
-    // Line-buffer stdout when it is not a terminal. Must run before any stdout
-    // write. When stdout is a regular file or pipe the C runtime defaults to
-    // full (block) buffering, so the append-only progress lines ("[N/M]") and
-    // the trailing "Built … steps" / "listening on port …" lines would sit in
-    // the buffer and never reach a redirected log — fatal for tooling that
-    // polls the log for a readiness marker, and worst under -r where the
-    // process blocks in its serve loop and never returns to flush. A TTY is
-    // already line-buffered and its in-place redraw path flushes explicitly, so
-    // only adjust when redirected.
-    if (CRAFTER_MAIN_ISATTY(STDOUT_FILENO) == 0) {
-        std::setvbuf(stdout, nullptr, _IOLBF, 0);
-    }
     return Crafter::Run(argc, argv);
 }