diff --git a/reactos/dll/win32/syssetup/syssetup.def b/reactos/dll/win32/syssetup/syssetup.def
deleted file mode 100644
index f0c5426881f..00000000000
--- a/reactos/dll/win32/syssetup/syssetup.def
+++ /dev/null
@@ -1,31 +0,0 @@
-LIBRARY SYSSETUP.DLL
-EXPORTS
-;ApplyAcls
-;DevInstallW
-;GenerateScsiHwIdList
-InitializeSetupActionLog@4
-InstallLiveCD@4
-InstallReactOS@4
-KeyboardClassInstaller@12
-;LogItem@8
-;LogItem0
-;LogItem1
-;LogItem2
-;LogItem3
-;LogItemN
-MouseClassInstaller@12
-;PnPInitializationThread
-;RepairStartMenuItems
-;ReportError
-;ScsiClassInstaller
-SetupChangeFontSize@8
-SetupChangeLocale@8
-SetupChangeLocaleEx@24
-;SetupCreateOptionalComponentsPage
-;SetupInfObjectInstallActionW
-;SetupSetLargeDialogFont
-;TapeClassInstaller
-TerminateSetupActionLog@0
-;UpgradePrinters
-;ViewSetupActionLog
-; EOF
diff --git a/reactos/dll/win32/syssetup/syssetup.rbuild b/reactos/dll/win32/syssetup/syssetup.rbuild
index 6b13019eb03..f939992e3b0 100644
--- a/reactos/dll/win32/syssetup/syssetup.rbuild
+++ b/reactos/dll/win32/syssetup/syssetup.rbuild
@@ -1,5 +1,5 @@
 <module name="syssetup" type="win32dll" baseaddress="${BASEADDRESS_SYSSETUP}" installbase="system32" installname="syssetup.dll" unicode="yes" allowwarnings="true" crt="msvcrt">
-	<importlibrary definition="syssetup.def" />
+	<importlibrary definition="syssetup.spec" />
 	<include base="syssetup">.</include>
 	<library>pseh</library>
 	<library>uuid</library>
diff --git a/reactos/dll/win32/syssetup/syssetup.spec b/reactos/dll/win32/syssetup/syssetup.spec
new file mode 100644
index 00000000000..69d4c8ebcf9
--- /dev/null
+++ b/reactos/dll/win32/syssetup/syssetup.spec
@@ -0,0 +1,28 @@
+#@ stdcall ApplyAcls
+#@ stdcall DevInstallW
+#@ stdcall GenerateScsiHwIdList
+@ stdcall InitializeSetupActionLog(long)
+@ stdcall InstallLiveCD(ptr)
+@ stdcall InstallReactOS(ptr)
+@ stdcall KeyboardClassInstaller(long ptr ptr)
+#@ stdcall LogItem@8
+#@ stdcall LogItem0
+#@ stdcall LogItem1
+#@ stdcall LogItem2
+#@ stdcall LogItem3
+#@ stdcall LogItemN
+@ stdcall MouseClassInstaller(long ptr ptr)
+#@ stdcall PnPInitializationThread
+#@ stdcall RepairStartMenuItems
+#@ stdcall ReportError
+#@ stdcall ScsiClassInstaller
+@ stdcall SetupChangeFontSize(ptr ptr)
+@ stdcall SetupChangeLocale(ptr long)
+@ stdcall SetupChangeLocaleEx(ptr long ptr long long long)
+#@ stdcall SetupCreateOptionalComponentsPage
+#@ stdcall SetupInfObjectInstallActionW
+#@ stdcall SetupSetLargeDialogFont
+#@ stdcall TapeClassInstaller
+@ stdcall TerminateSetupActionLog()
+#@ stdcall UpgradePrinters
+#@ stdcall ViewSetupActionLog