diff --git a/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Int.kt b/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Int.kt
index 8b0938e0..dcf929e4 100644
--- a/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Int.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Int.kt
@@ -5,4 +5,4 @@ import java.util.concurrent.TimeUnit
 val Int.secondsToMillis get() = TimeUnit.SECONDS.toMillis(this.toLong())
 val Int.millisToSeconds get() = TimeUnit.MILLISECONDS.toSeconds(this.toLong())
 
-fun Int.isBitSet(bit: Int) = this and bit == bit
+fun Int.isBitSet(bit: Int) = (this shr bit and 1) > 0
diff --git a/app/src/main/kotlin/com/simplemobiletools/clock/helpers/Constants.kt b/app/src/main/kotlin/com/simplemobiletools/clock/helpers/Constants.kt
index 2622a49f..84fad56b 100644
--- a/app/src/main/kotlin/com/simplemobiletools/clock/helpers/Constants.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/clock/helpers/Constants.kt
@@ -227,18 +227,7 @@ fun getTimeUntilNextAlarm(alarmTimeInMinutes: Int, days: Int): Int? {
     }
 }
 
-fun isAlarmEnabledForDay(day: Int, alarmDays: Int): Boolean {
-    val bit = createBit(day)
-    return alarmDays.isBitSet(bit)
-}
-
-fun createBit(day: Int): Int {
-    var bit = 1
-    repeat(day) {
-        bit = bit.addBit(bit)
-    }
-    return bit
-}
+fun isAlarmEnabledForDay(day: Int, alarmDays: Int) = alarmDays.isBitSet(day)
 
 fun getTimeDifferenceInMinutes(currentTimeInMinutes: Int, alarmTimeInMinutes: Int, daysUntilAlarm: Int): Int {
     val minutesInADay = 24 * 60
diff --git a/gradle.properties b/gradle.properties
index b2d106ed..24c6f860 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,4 @@
 android.enableJetifier=true
 android.useAndroidX=true
 android.nonTransitiveRClass=true
+org.gradle.jvmargs=-Xmx4g