diff --git a/os/console.c b/os/console.c
index d0d9484df..f1629c93c 100644
--- a/os/console.c
+++ b/os/console.c
@@ -235,6 +235,7 @@ int Yap_GetCharForSIGINT(void) {
       ;
   }
   LOCAL_newline = TRUE;
+  fflush(NULL);
   return ch;
 }
 
diff --git a/os/readline.c b/os/readline.c
index 291ae45d8..19717f715 100644
--- a/os/readline.c
+++ b/os/readline.c
@@ -458,6 +458,7 @@ int Yap_ReadlineForSIGINT(void) {
     ch = myrl_line[0];
     free((void *)myrl_line);
     myrl_line = NULL;
+    fflush(NULL);
     return ch;
   } else {
     myrl_line = (const unsigned char *)readline("Action (h for help): ");
@@ -468,6 +469,7 @@ int Yap_ReadlineForSIGINT(void) {
       ch = myrl_line[0];
       free((void *)myrl_line);
       myrl_line = NULL;
+      fflush(NULL);
       return ch;
     }
   }