diff --git a/app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/components/MinutesTransformation.kt b/app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/components/MinutesTransformation.kt
index 7598168..e9df5af 100644
--- a/app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/components/MinutesTransformation.kt
+++ b/app/src/main/java/org/nsh07/pomodoro/ui/settingsScreen/components/MinutesTransformation.kt
@@ -33,10 +33,9 @@ object MinutesInputTransformation : InputTransformation {
 
 object MinutesOutputTransformation : OutputTransformation {
     override fun TextFieldBuffer.transformOutput() {
-        if (this.length == 0) {
-            insert(0, "00")
-        } else if (this.toString().toInt() < 10) {
-            insert(0, "0")
+        when (this.length) {
+            0 -> insert(0, "00")
+            1 -> insert(0, "0")
         }
     }
 }
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