diff --git a/dist/src/main/kotlin/kr/toxicity/healthbar/layout/ImageLayoutImpl.kt b/dist/src/main/kotlin/kr/toxicity/healthbar/layout/ImageLayoutImpl.kt
index f2957e6..25bb53e 100644
--- a/dist/src/main/kotlin/kr/toxicity/healthbar/layout/ImageLayoutImpl.kt
+++ b/dist/src/main/kotlin/kr/toxicity/healthbar/layout/ImageLayoutImpl.kt
@@ -47,10 +47,10 @@ class ImageLayoutImpl(
             }
             val newHeight = (it.image.image.height.toDouble() * scale()).roundToInt()
             val div = newHeight.toDouble() / it.image.image.height.toDouble()
-            for (i in (0..<count)) {
-                val y = (y() + groupY() * i)
+            for (i in 0..<count) {
+                val y = y() + groupY() * i
                 list.add(componentMap.computeIfAbsent(BitmapData(dir, y, newHeight)) { _ ->
-                    val component = (parent.index++).parseChar()
+                    val component = parent.index++.parseChar()
                     jsonArray.add(JsonObject().apply {
                         addProperty("type", "bitmap")
                         addProperty("file", "$NAMESPACE:$dir")
@@ -100,7 +100,7 @@ class ImageLayoutImpl(
             val list = if (listen >= 0) {
                 components[(listen * components.lastIndex).roundToInt().coerceAtMost(components.lastIndex)]
             } else {
-                components[(next++) % components.size]
+                components[next++ % components.size]
             }
             return list[count.coerceAtMost(list.lastIndex)]
         }
diff --git a/dist/src/main/kotlin/kr/toxicity/healthbar/layout/TextLayoutImpl.kt b/dist/src/main/kotlin/kr/toxicity/healthbar/layout/TextLayoutImpl.kt
index 3c69b28..ee2fb1f 100644
--- a/dist/src/main/kotlin/kr/toxicity/healthbar/layout/TextLayoutImpl.kt
+++ b/dist/src/main/kotlin/kr/toxicity/healthbar/layout/TextLayoutImpl.kt
@@ -74,7 +74,7 @@ class TextLayoutImpl(
         }
 
         val map = HashMap<BitmapData, WidthKey>()
-        for (i in (0..<count)) {
+        for (i in 0..<count) {
             val y = y() + groupY() * i
             val keyName = "${parent.name}/$name/${i + 1}"
             keys.add(map.computeIfAbsent(BitmapData(keyName, y, height)) {
diff --git a/dist/src/main/kotlin/kr/toxicity/healthbar/manager/ListenerManagerImpl.kt b/dist/src/main/kotlin/kr/toxicity/healthbar/manager/ListenerManagerImpl.kt
index 4d00087..234781a 100644
--- a/dist/src/main/kotlin/kr/toxicity/healthbar/manager/ListenerManagerImpl.kt
+++ b/dist/src/main/kotlin/kr/toxicity/healthbar/manager/ListenerManagerImpl.kt
@@ -24,7 +24,7 @@ object ListenerManagerImpl : ListenerManager, BetterHealthBerManager {
         }
         put("absorption") {
             HealthBarListener {
-                (it.entity.entity().absorptionAmount) / it.entity.entity().getAttribute(Attribute.GENERIC_MAX_HEALTH)!!.value
+                it.entity.entity().absorptionAmount / it.entity.entity().getAttribute(Attribute.GENERIC_MAX_HEALTH)!!.value
             }
         }
     }
diff --git a/dist/src/main/kotlin/kr/toxicity/healthbar/pack/PackResource.kt b/dist/src/main/kotlin/kr/toxicity/healthbar/pack/PackResource.kt
index 2df1d0d..c2c4073 100644
--- a/dist/src/main/kotlin/kr/toxicity/healthbar/pack/PackResource.kt
+++ b/dist/src/main/kotlin/kr/toxicity/healthbar/pack/PackResource.kt
@@ -79,7 +79,7 @@ class PackResource {
                     add(JsonObject().apply {
                         addProperty("type", "space")
                         add("advances", JsonObject().apply {
-                            (-8192..8192).forEach { i ->
+                            for (i in -8192..8192) {
                                 addProperty((ADVENTURE_START_INT + i).parseChar(), i)
                             }
                         })
diff --git a/dist/src/main/kotlin/kr/toxicity/healthbar/util/Entities.kt b/dist/src/main/kotlin/kr/toxicity/healthbar/util/Entities.kt
index 1699b4b..1ebc587 100644
--- a/dist/src/main/kotlin/kr/toxicity/healthbar/util/Entities.kt
+++ b/dist/src/main/kotlin/kr/toxicity/healthbar/util/Entities.kt
@@ -19,7 +19,7 @@ fun HealthBarCreateEvent.createEntity(component: WidthComponent, layer: Int = 0)
     return PLUGIN.nms().createTextDisplay(player.player(), toEntityLocation(), component.component.build()).apply {
         val scale = healthBar.scale()
         transformation(
-            Vector(0.0, if (ConfigManagerImpl.useCoreShaders()) -(1 - scale.y) * 8192 / 40 else 0.0, (layer.toDouble()) / 4000),
+            Vector(0.0, if (ConfigManagerImpl.useCoreShaders()) -(1 - scale.y) * 8192 / 40 else 0.0, layer.toDouble() / 4000),
             scale
         )
     }
diff --git a/dist/src/main/kotlin/kr/toxicity/healthbar/util/Images.kt b/dist/src/main/kotlin/kr/toxicity/healthbar/util/Images.kt
index 2f852c0..cd337c2 100644
--- a/dist/src/main/kotlin/kr/toxicity/healthbar/util/Images.kt
+++ b/dist/src/main/kotlin/kr/toxicity/healthbar/util/Images.kt
@@ -91,7 +91,7 @@ fun BufferedImage.withOpacity(opacity: Int): BufferedImage {
             for (i2 in 0..<height) {
                 val rgba = getRGB(i1, i2)
                 val alpha = opacity shl 24
-                it.setRGB(i1, i2, alpha or (if ((rgba shr 24) and 0xFF > 0) (rgba and 0xFFFFFF) else ENCODE_COLOR))
+                it.setRGB(i1, i2, alpha or if ((rgba shr 24) and 0xFF > 0) rgba and 0xFFFFFF else ENCODE_COLOR)
             }
         }
     }