diff --git a/reactos/lib/syssetup/install.c b/reactos/lib/syssetup/install.c
index 6e5bdca0367..ba5e92b9c14 100644
--- a/reactos/lib/syssetup/install.c
+++ b/reactos/lib/syssetup/install.c
@@ -241,7 +241,7 @@ RestartDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
       case WM_INITDIALOG:
          SendDlgItemMessage(hWnd, IDC_RESTART_PROGRESS, PBM_SETRANGE, 0,
             MAKELPARAM(0, 300));
-         SetTimer(hWnd, 0, 50, NULL);
+         SetTimer(hWnd, 1, 50, NULL);
          return TRUE;
 
       case WM_TIMER:
diff --git a/reactos/lib/syssetup/wizard.c b/reactos/lib/syssetup/wizard.c
index 94d910133af..ab620d29325 100644
--- a/reactos/lib/syssetup/wizard.c
+++ b/reactos/lib/syssetup/wizard.c
@@ -1301,7 +1301,7 @@ ProcessPageDlgProc(HWND hwndDlg,
 
                 SendDlgItemMessage(hwndDlg, IDC_PROCESSPROGRESS, PBM_SETRANGE, 0,
                                    MAKELPARAM(0, 300));
-                SetTimer(hwndDlg, 0, 50, NULL);
+                SetTimer(hwndDlg, 1, 50, NULL);
                 break;
 
               case PSN_WIZNEXT: