diff --git a/core/src/main/java/live/shirabox/core/util/Extensions.kt b/core/src/main/java/live/shirabox/core/util/Extensions.kt
index 18e6daf..2a49071 100644
--- a/core/src/main/java/live/shirabox/core/util/Extensions.kt
+++ b/core/src/main/java/live/shirabox/core/util/Extensions.kt
@@ -1,5 +1,7 @@
 package live.shirabox.core.util
 
+import java.math.BigDecimal
+import java.math.RoundingMode
 import java.security.MessageDigest
 
 @OptIn(ExperimentalStdlibApi::class)
@@ -8,4 +10,6 @@ fun String.md5(): String {
     val digest = md.digest(this.toByteArray())
     return digest.toHexString()
 }
-fun Double.round(decimals: Int = 2): Double = "%.${decimals}f".format(this).toDouble()
\ No newline at end of file
+fun Double.round(decimals: Int = 2): Double {
+    return BigDecimal(this).setScale(decimals, RoundingMode.HALF_UP).toDouble()
+}
\ No newline at end of file