diff --git a/src/server/terrain/climategen/NoiseBasedVoronoi.zig b/src/server/terrain/climategen/NoiseBasedVoronoi.zig
index 3101bf54..12a52f5a 100644
--- a/src/server/terrain/climategen/NoiseBasedVoronoi.zig
+++ b/src/server/terrain/climategen/NoiseBasedVoronoi.zig
@@ -304,7 +304,7 @@ const GenerationStructure = struct {
 		}
 	}
 
-	fn addSubBiomesOf(biome: BiomePoint, map: *ClimateMapFragment, extraBiomes: *main.List(BiomePoint), wx: i32, wy: i32, width: u31, height: u31, worldSeed: u64, comptime radius: enum{known, unknown}) void {
+	fn addSubBiomesOf(biome: BiomePoint, map: *ClimateMapFragment, extraBiomes: *main.List(BiomePoint), wx: i32, wy: i32, width: u31, height: u31, worldSeed: u64, comptime radius: enum {known, unknown}) void {
 		var seed = random.initSeed2D(worldSeed, @bitCast(biome.pos));
 		var biomeCount: f32 = undefined;
 		if(biome.biome.subBiomeTotalChance > biome.biome.maxSubBiomeCount) {