diff --git a/src/mg_biome.h b/src/mg_biome.h
index eb0a18a2f..a10193bc3 100644
--- a/src/mg_biome.h
+++ b/src/mg_biome.h
@@ -134,8 +134,8 @@ protected:
 
 struct BiomeParamsOriginal : public BiomeParams {
 	BiomeParamsOriginal() :
-		np_heat(50, 50, v3f(750.0, 750.0, 750.0), 5349, 3, 0.5, 2.0),
-		np_humidity(50, 50, v3f(750.0, 750.0, 750.0), 842, 3, 0.5, 2.0),
+		np_heat(50, 50, v3f(1000.0, 1000.0, 1000.0), 5349, 3, 0.5, 2.0),
+		np_humidity(50, 50, v3f(1000.0, 1000.0, 1000.0), 842, 3, 0.5, 2.0),
 		np_heat_blend(0, 1.5, v3f(8.0, 8.0, 8.0), 13, 2, 1.0, 2.0),
 		np_humidity_blend(0, 1.5, v3f(8.0, 8.0, 8.0), 90003, 2, 1.0, 2.0)
 	{