diff --git a/src/dedicated.cpp b/src/dedicated.cpp
--- a/src/dedicated.cpp
+++ b/src/dedicated.cpp
@@ -11,9 +11,9 @@
 
 #include "stdafx.h"
 
-char *_log_file; ///< File to reroute output of a forked OpenTTD to
+#ifdef ENABLE_NETWORK
 
-#ifdef ENABLE_NETWORK
+char *_log_file; ///< File to reroute output of a forked OpenTTD to
 
 #if defined(UNIX) && !defined(__MORPHOS__)