diff --git a/reactos/base/applications/mscutils/devmgmt/devmgmt.c b/reactos/base/applications/mscutils/devmgmt/devmgmt.c
index 2a0b984ac14..e1b6e7ff959 100644
--- a/reactos/base/applications/mscutils/devmgmt/devmgmt.c
+++ b/reactos/base/applications/mscutils/devmgmt/devmgmt.c
@@ -13,10 +13,10 @@ HINSTANCE hInstance;
 HANDLE ProcessHeap;
 
 int WINAPI
-WinMain(HINSTANCE hThisInstance,
-        HINSTANCE hPrevInstance,
-        LPSTR lpCmdLine,
-        int nCmdShow)
+_tWinMain(HINSTANCE hThisInstance,
+          HINSTANCE hPrevInstance,
+          LPTSTR lpCmdLine,
+          int nCmdShow)
 {
     LPTSTR lpAppName;
     HWND hMainWnd;
diff --git a/reactos/base/applications/mscutils/servman/servman.c b/reactos/base/applications/mscutils/servman/servman.c
index ef8458f12ed..94ff89afe42 100644
--- a/reactos/base/applications/mscutils/servman/servman.c
+++ b/reactos/base/applications/mscutils/servman/servman.c
@@ -13,10 +13,10 @@ HINSTANCE hInstance;
 HANDLE ProcessHeap;
 
 int WINAPI
-WinMain(HINSTANCE hThisInstance,
-        HINSTANCE hPrevInstance,
-        LPSTR lpCmdLine,
-        int nCmdShow)
+_tWinMain(HINSTANCE hThisInstance,
+          HINSTANCE hPrevInstance,
+          LPTSTR lpCmdLine,
+          int nCmdShow)
 {
     LPTSTR lpAppName;
     HWND hMainWnd;