diff --git a/main.cpp b/main.cpp
index 105dd91ee6065..6f95a5d650fbf 100644
--- a/main.cpp
+++ b/main.cpp
@@ -752,6 +752,7 @@ static bool is_interacting = false;
 #if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
 void sigint_handler(int signo) {
     printf(ANSI_COLOR_RESET);
+    printf("\n"); // this also force flush stdout.
     if (signo == SIGINT) {
         if (!is_interacting) {
             is_interacting=true;