diff --git a/src/main/java/dev/yurisuika/blossom/util/config/Config.java b/src/main/java/dev/yurisuika/blossom/util/config/Config.java
index a165a86..b0b7f74 100644
--- a/src/main/java/dev/yurisuika/blossom/util/config/Config.java
+++ b/src/main/java/dev/yurisuika/blossom/util/config/Config.java
@@ -7,6 +7,7 @@
 
 import java.io.File;
 import java.io.FileWriter;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 
 public class Config {
@@ -25,7 +26,7 @@ public static void setOptions(Options options) {
 
     public static void saveConfig() {
         try {
-            FileWriter fileWriter = new FileWriter(file);
+            FileWriter fileWriter = new FileWriter(file, StandardCharsets.UTF_8);
             fileWriter.write(gson.toJson(getOptions()));
             fileWriter.close();
         } catch (Exception e) {
diff --git a/src/main/java/dev/yurisuika/blossom/world/level/block/FloweringLeavesBlock.java b/src/main/java/dev/yurisuika/blossom/world/level/block/FloweringLeavesBlock.java
index b3c608a..8c885b8 100644
--- a/src/main/java/dev/yurisuika/blossom/world/level/block/FloweringLeavesBlock.java
+++ b/src/main/java/dev/yurisuika/blossom/world/level/block/FloweringLeavesBlock.java
@@ -121,7 +121,7 @@ public void randomTick(BlockState state, ServerLevel level, BlockPos pos, Random
                 if (level.isRaining() && precipitation == Precipitation.RAIN) {
                     f = 5.0F;
                 }
-                if (random.nextInt((int)(25.0F / f) + 1) == 0) {
+                if (random.nextInt((int) (25.0F / f) + 1) == 0) {
                     level.setBlock(pos, defaultBlockState().setValue(AGE, i + 1)
                             .setValue(DISTANCE, state.getValue(DISTANCE))
                             .setValue(PERSISTENT, state.getValue(PERSISTENT))
diff --git a/src/main/java/dev/yurisuika/blossom/world/level/block/FruitingLeavesBlock.java b/src/main/java/dev/yurisuika/blossom/world/level/block/FruitingLeavesBlock.java
index 43ddc1d..2bc502f 100644
--- a/src/main/java/dev/yurisuika/blossom/world/level/block/FruitingLeavesBlock.java
+++ b/src/main/java/dev/yurisuika/blossom/world/level/block/FruitingLeavesBlock.java
@@ -123,7 +123,7 @@ public void randomTick(BlockState state, ServerLevel level, BlockPos pos, Random
                 if (level.isRaining() && precipitation == Precipitation.RAIN) {
                     f = 5.0F;
                 }
-                if (random.nextInt((int)(25.0F / f) + 1) == 0) {
+                if (random.nextInt((int) (25.0F / f) + 1) == 0) {
                     level.setBlock(pos,  defaultBlockState().setValue(AGE, i + 1)
                             .setValue(DISTANCE, state.getValue(DISTANCE))
                             .setValue(PERSISTENT, state.getValue(PERSISTENT))