diff --git a/src/win/86Box.rc b/src/win/86Box.rc
index 99440d661..c2416ace0 100644
--- a/src/win/86Box.rc
+++ b/src/win/86Box.rc
@@ -289,11 +289,7 @@ BEGIN
 #endif
 END
 
-#ifdef USE_DYNAREC
-DLG_CFG_MACHINE DIALOG DISCARDABLE  97, 0, 267, 114
-#else
-DLG_CFG_MACHINE DIALOG DISCARDABLE  97, 0, 267, 99
-#endif
+DLG_CFG_MACHINE DIALOG DISCARDABLE  97, 0, 267, 199
 STYLE DS_CONTROL | WS_CHILD
 FONT 9, "Segoe UI"
 BEGIN
@@ -316,13 +312,18 @@ BEGIN
                     12,12
     LTEXT           "MB",IDT_1705,123,64,10,10
     LTEXT           "Memory:",IDT_1706,7,64,30,10
-    CONTROL         "Enable time sync",IDC_CHECK_SYNC,"Button",
-                    BS_AUTOCHECKBOX | WS_TABSTOP,7,81,102,10
     CONTROL         "Enable FPU",IDC_CHECK_FPU,"Button",BS_AUTOCHECKBOX | 
-                    WS_TABSTOP,147,81,113,10
+                    WS_TABSTOP,7,81,113,10
+    GROUPBOX        "Time synchronization",IDC_TIME_SYNC,7,96,100,56
+    CONTROL         "Disabled",IDC_RADIO_TS_DISABLED,"Button",
+                    BS_AUTORADIOBUTTON | WS_GROUP | WS_TABSTOP,14,108,84,10
+    CONTROL         "Enabled (local time)", IDC_RADIO_TS_LOCAL,"Button",
+                    BS_AUTORADIOBUTTON | WS_TABSTOP,14,122,84,10
+    CONTROL         "Enabled (UTC)", IDC_RADIO_TS_UTC,"Button",
+                    BS_AUTORADIOBUTTON | WS_TABSTOP,14,136,84,10
 #ifdef USE_DYNAREC
     CONTROL         "Dynamic Recompiler",IDC_CHECK_DYNAREC,"Button",
-                    BS_AUTOCHECKBOX | WS_TABSTOP,7,96,94,10
+                    BS_AUTOCHECKBOX | WS_TABSTOP,147,81,94,10
 #endif
 END
 
diff --git a/src/win/resource.h b/src/win/resource.h
index cbe7a5505..125de4d6e 100644
--- a/src/win/resource.h
+++ b/src/win/resource.h
@@ -99,7 +99,10 @@
  */
 #define IDC_SETTINGSCATLIST	1001	/* generic config */
 #define IDC_CFILE		1002	/* Select File dialog */
-#define IDC_CHECK_SYNC		1008
+#define IDC_TIME_SYNC		1005
+#define IDC_RADIO_TS_DISABLED	1006
+#define IDC_RADIO_TS_LOCAL	1007
+#define IDC_RADIO_TS_UTC	1008
 /* Leave this as is until we finally get into localization in 86Box 3.00(?). */
 #if 0
 #define IDC_COMBO_LANG		1009
diff --git a/src/win/win_settings.c b/src/win/win_settings.c
index 193c82aea..f177a01b8 100644
--- a/src/win/win_settings.c
+++ b/src/win/win_settings.c
@@ -202,7 +202,7 @@ win_settings_init(void)
     temp_dynarec = cpu_use_dynarec;
 #endif
     temp_fpu = enable_external_fpu;
-    temp_sync = time_sync & TIME_SYNC_ENABLED;
+    temp_sync = time_sync;
 
     /* Video category */
     temp_gfxcard = gfxcard;
@@ -305,7 +305,7 @@ win_settings_changed(void)
     i = i || (temp_dynarec != cpu_use_dynarec);
 #endif
     i = i || (temp_fpu != enable_external_fpu);
-    i = i || (temp_sync != (time_sync & TIME_SYNC_ENABLED));
+    i = i || (temp_sync != time_sync);
 
     /* Video category */
     i = i || (gfxcard != temp_gfxcard);
@@ -658,8 +658,24 @@ win_settings_machine_proc(HWND hdlg, UINT message, WPARAM wParam, LPARAM lParam)
 		h2 = GetDlgItem(hdlg, IDC_MEMTEXT);
 		SendMessage(h, UDM_SETBUDDY, (WPARAM)h2, 0);
 
-       	        h=GetDlgItem(hdlg, IDC_CHECK_SYNC);
-                SendMessage(h, BM_SETCHECK, temp_sync, 0);
+		if (temp_sync & TIME_SYNC_ENABLED)
+		{
+			if (temp_sync & TIME_SYNC_UTC)
+			{
+				h=GetDlgItem(hdlg, IDC_RADIO_TS_UTC);
+				SendMessage(h, BM_SETCHECK, BST_CHECKED, 0);
+			}
+			else
+			{
+				h=GetDlgItem(hdlg, IDC_RADIO_TS_LOCAL);
+				SendMessage(h, BM_SETCHECK, BST_CHECKED, 0);
+			}
+		}
+		else
+		{
+			h=GetDlgItem(hdlg, IDC_RADIO_TS_DISABLED);
+			SendMessage(h, BM_SETCHECK, BST_CHECKED, 0);
+		}
 
 		win_settings_machine_recalc_machine(hdlg);
 
@@ -713,8 +729,17 @@ win_settings_machine_proc(HWND hdlg, UINT message, WPARAM wParam, LPARAM lParam)
 		temp_dynarec = SendMessage(h, BM_GETCHECK, 0, 0);
 #endif
 
-       	        h=GetDlgItem(hdlg, IDC_CHECK_SYNC);
-		temp_sync = SendMessage(h, BM_GETCHECK, 0, 0);
+		h=GetDlgItem(hdlg, IDC_RADIO_TS_DISABLED);
+		if(SendMessage(h, BM_GETCHECK, 0, 0))
+			temp_sync = TIME_SYNC_DISABLED;
+
+		h=GetDlgItem(hdlg, IDC_RADIO_TS_LOCAL);
+		if(SendMessage(h, BM_GETCHECK, 0, 0))
+			temp_sync = TIME_SYNC_ENABLED;
+
+		h=GetDlgItem(hdlg, IDC_RADIO_TS_UTC);
+		if(SendMessage(h, BM_GETCHECK, 0, 0))
+			temp_sync = TIME_SYNC_ENABLED | TIME_SYNC_UTC;
 
        	        h=GetDlgItem(hdlg, IDC_CHECK_FPU);
 		temp_fpu = SendMessage(h, BM_GETCHECK, 0, 0);