diff --git a/scp.c b/scp.c
index 911e7321..b3c1a757 100644
--- a/scp.c
+++ b/scp.c
@@ -8378,6 +8378,7 @@ for (i = 1; (dptr = sim_devices[i]) != NULL; i++) {     /* flush attached files
             }
         }
     }
+tmxr_flush_log_files ();
 }
 
 t_stat
diff --git a/sim_tmxr.c b/sim_tmxr.c
index 4ccbdb7c..d477b1c7 100644
--- a/sim_tmxr.c
+++ b/sim_tmxr.c
@@ -4276,6 +4276,19 @@ else {
 return SCPE_OK;
 }
 
+t_stat tmxr_flush_log_files (void)
+{
+int i, j;
+
+for (i=0; i<tmxr_open_device_count; ++i) {
+    TMXR *mp = tmxr_open_devices[i];
+
+    for (j=0; j<mp->lines; ++j)
+        if (mp->ldsc[j].txlog)
+            fflush (mp->ldsc[j].txlog);
+    }
+return SCPE_OK;
+}
 
 /* Close a master listening socket.
 
diff --git a/sim_tmxr.h b/sim_tmxr.h
index 3a73a6d4..b2b6d863 100644
--- a/sim_tmxr.h
+++ b/sim_tmxr.h
@@ -297,6 +297,7 @@ t_stat tmxr_show_summ (FILE *st, UNIT *uptr, int32 val, CONST void *desc);
 t_stat tmxr_show_cstat (FILE *st, UNIT *uptr, int32 val, CONST void *desc);
 t_stat tmxr_show_lines (FILE *st, UNIT *uptr, int32 val, CONST void *desc);
 t_stat tmxr_show_open_devices (FILE* st, DEVICE *dptr, UNIT* uptr, int32 val, CONST char* desc);
+t_stat tmxr_flush_log_files (void);
 t_stat tmxr_activate (UNIT *uptr, int32 interval);
 t_stat tmxr_activate_abs (UNIT *uptr, int32 interval);
 t_stat tmxr_activate_after (UNIT *uptr, uint32 usecs_walltime);