diff --git a/src/compat.h b/src/compat.h
new file mode 100644
index 0000000..26ee231
--- /dev/null
+++ b/src/compat.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#ifdef _WIN32
+        #define PATH_MAX 260
+        #define NAME_MAX 260
+#endif
diff --git a/src/data.h b/src/data.h
index e7ab2f4..c77722c 100644
--- a/src/data.h
+++ b/src/data.h
@@ -1,6 +1,7 @@
 #pragma once
 #include <limits.h>
 #include "inputbuffer.h"
+#include "compat.h"
 
 typedef struct {
         int buffer[16 * 16];
diff --git a/src/terrain.h b/src/terrain.h
index 85bf5d7..d722cf9 100644
--- a/src/terrain.h
+++ b/src/terrain.h
@@ -7,6 +7,7 @@
 #include "coords.h"
 #include "utility.h"
 #include "player.h"
+#include "compat.h"
 
 #define CHUNKARR_DIAM 3
 #define CHUNKARR_RAD  (CHUNKARR_DIAM - 1) / 2