diff --git a/reactos/dll/cpl/timedate/timedate.c b/reactos/dll/cpl/timedate/timedate.c
index dc1307a8ce5..afdb27837f2 100644
--- a/reactos/dll/cpl/timedate/timedate.c
+++ b/reactos/dll/cpl/timedate/timedate.c
@@ -124,7 +124,7 @@ SetLocalSystemTime(HWND hwnd)
 {
     SYSTEMTIME Time;
 
-    if (DateTime_GetSystemTime(GetDlgItem(hwnd,
+    if (DateTime_GetSystemtime(GetDlgItem(hwnd,
                                           IDC_TIMEPICKER),
                                &Time) == GDT_VALID &&
         SendMessage(GetDlgItem(hwnd,
diff --git a/reactos/dll/win32/syssetup/wizard.c b/reactos/dll/win32/syssetup/wizard.c
index a2570a39f13..2dcc5ac24b7 100644
--- a/reactos/dll/win32/syssetup/wizard.c
+++ b/reactos/dll/win32/syssetup/wizard.c
@@ -1133,7 +1133,7 @@ GetLocalSystemTime(HWND hwnd, PSETUPDATA SetupData)
       return FALSE;
     }
 
-  if (DateTime_GetSystemTime(GetDlgItem(hwnd, IDC_TIMEPICKER), &Time) != GDT_VALID)
+  if (DateTime_GetSystemtime(GetDlgItem(hwnd, IDC_TIMEPICKER), &Time) != GDT_VALID)
     {
       return FALSE;
     }