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-rw-r--r--src/client/content_mapblock.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/client/content_mapblock.cpp b/src/client/content_mapblock.cpp
index f7d20001f..3d06584c4 100644
--- a/src/client/content_mapblock.cpp
+++ b/src/client/content_mapblock.cpp
@@ -17,6 +17,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include <cmath>
#include "content_mapblock.h"
#include "util/numeric.h"
#include "util/directiontables.h"