diff --git a/source/src/clientgame.cpp b/source/src/clientgame.cpp
index a2183317..84d87102 100644
--- a/source/src/clientgame.cpp
+++ b/source/src/clientgame.cpp
@@ -4,7 +4,6 @@
 #include "bot/bot.h"
 
 int nextmode = 0;   // nextmode becomes gamemode after next map load
-int mapdims[6];     // min/max X/Y and delta X/Y
 VAR(gamemode, 1, 0, 0);
 VARP(modeacronyms, 0, 1, 1);
 
diff --git a/source/src/worldio.cpp b/source/src/worldio.cpp
index 20979cbb..1146c123 100644
--- a/source/src/worldio.cpp
+++ b/source/src/worldio.cpp
@@ -459,6 +459,7 @@ void save_world(char *mname)
     conoutf("wrote map file %s", cgzname);
 }
 
+int mapdims[6];     // min/max X/Y and delta X/Y
 void showmapdims()
 {
     conoutf("  min X|Y: %3d : %3d", mapdims[0], mapdims[1]);