diff --git a/src/win32/i_system.cpp b/src/win32/i_system.cpp
index d25229b67..1d2bae8e1 100644
--- a/src/win32/i_system.cpp
+++ b/src/win32/i_system.cpp
@@ -1601,19 +1601,19 @@ unsigned int I_MakeRNGSeed()
 FString I_GetLongPathName(FString shortpath)
 {
 	static TOptWin32Proc<DWORD (WINAPI*)(LPCTSTR, LPTSTR, DWORD)>
-		GetLongPathName("kernel32.dll", "GetLongPathNameA", NULL);
+		GetLongPathNameA("kernel32.dll", "GetLongPathNameA");
 
 	// Doesn't exist on NT4
 	if (GetLongPathName == NULL)
 		return shortpath;
 
-	DWORD buffsize = GetLongPathName.Call(shortpath.GetChars(), NULL, 0);
+	DWORD buffsize = GetLongPathNameA.Call(shortpath.GetChars(), NULL, 0);
 	if (buffsize == 0)
 	{ // nothing to change (it doesn't exist, maybe?)
 		return shortpath;
 	}
 	TCHAR *buff = new TCHAR[buffsize];
-	DWORD buffsize2 = GetLongPathName.Call(shortpath.GetChars(), buff, buffsize);
+	DWORD buffsize2 = GetLongPathNameA.Call(shortpath.GetChars(), buff, buffsize);
 	if (buffsize2 >= buffsize)
 	{ // Failure! Just return the short path
 		delete[] buff;
diff --git a/src/win32/i_system.h b/src/win32/i_system.h
index 6872ca232..566ca1977 100644
--- a/src/win32/i_system.h
+++ b/src/win32/i_system.h
@@ -56,25 +56,20 @@ extern os_t OSPlatform;
 template<typename Proto>
 class TOptWin32Proc
 {
-	static Proto GetOptionalWin32Proc(const char* module, const char* function, const char* alt)
+	static Proto GetOptionalWin32Proc(const char* module, const char* function)
 	{
 		HMODULE hmodule = GetModuleHandle(module);
 		if (hmodule == NULL)
 			return NULL;
 
-		Proto ret = (Proto)GetProcAddress(hmodule, function);
-		if(ret != NULL || alt == NULL)
-			return ret;
-
-		// Lookup alternate function name (ex. ProcW -> ProcA)
-		return (Proto)GetProcAddress(hmodule, alt);
+		return (Proto)GetProcAddress(hmodule, function);
 	}
 
 public:
 	const Proto Call;
 
-	TOptWin32Proc(const char* module, const char* function, const char* alt=NULL)
-		: Call(GetOptionalWin32Proc(module, function, alt)) {}
+	TOptWin32Proc(const char* module, const char* function)
+		: Call(GetOptionalWin32Proc(module, function)) {}
 
 	// Wrapper object can be tested against NULL, but not directly called.
 	operator const void*() const { return Call; }