src/map.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/map.cpp b/src/map.cpp
index deaab14..83ee8a3 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -349,7 +349,7 @@ void gamemap::write(config& cfg) const
 void gamemap::overlay(const gamemap& m, const config& rules_cfg, int xpos, int ypos, bool border)
 {
    const config::const_child_itors &rules = rules_cfg.child_range("rule");
-   int actual_border = (m.border_size() == border_size()) && border ? border_size() : 0;
+   int actual_border =  border ? border_size() : 0;

    const int xstart = std::max<int>(-actual_border, -xpos - actual_border);
    const int ystart = std::max<int>(-actual_border, -ypos - actual_border - ((xpos & 1) ? 1 : 0));