diff --git a/src/jsMain/kotlin/io/kvision/utils/NumberFormat.kt b/src/jsMain/kotlin/io/kvision/utils/NumberFormat.kt
index 97fd6405101..bc43d8a7528 100644
--- a/src/jsMain/kotlin/io/kvision/utils/NumberFormat.kt
+++ b/src/jsMain/kotlin/io/kvision/utils/NumberFormat.kt
@@ -136,6 +136,6 @@ fun numberFormat(locales: String, optionsBuilder: NumberFormatOptions.() -> Unit
  * Formats a number to fixed decimal digits without rounding.
  */
 fun Number.toFixedNoRound(precision: Int): String {
-    val factor = 10.0.pow(precision)
-    return (floor(this.toDouble() * factor) / factor).toString()
+    val r = Regex("^-?\\d+(?:\\.\\d{0,$precision})?")
+    return r.find(this.toString())?.value ?: "0"
 }