diff --git a/src/gameplay/chunk.cpp b/src/gameplay/chunk.cpp
index 2ef6fba..fdd6c11 100644
--- a/src/gameplay/chunk.cpp
+++ b/src/gameplay/chunk.cpp
@@ -249,8 +249,13 @@ void Chunk::resolve_blocks() {
             float temp  = PerlinNoise::noise(world_x * BIOME_NOISE_FREQUENCY, 0.0f, world_z * BIOME_NOISE_FREQUENCY);
             float humid = PerlinNoise::noise(world_x * BIOME_NOISE_FREQUENCY, 1.0f, world_z * BIOME_NOISE_FREQUENCY);
             int height = get_interpolated_height(world_x, world_z, temp, humid);
-            heights[x][z] = height;
+            
             auto biome = get_biome_from_noise(temp, humid);
+            if (height >= SIZE_Y) {
+                Logger::warn("height: {} is exceed max_height", height);
+                height = SIZE_Y - 1;
+            }
+            heights[x][z] = height;
             for (int y = 5; y < height - 5; y++) {
                 m_blocks[get_index(x, y, z)] = 3;
             }