diff --git a/src/main/java/com/kosherjava/zmanim/hebrewcalendar/JewishCalendar.java b/src/main/java/com/kosherjava/zmanim/hebrewcalendar/JewishCalendar.java
index 47c4f7fa..acc987f2 100644
--- a/src/main/java/com/kosherjava/zmanim/hebrewcalendar/JewishCalendar.java
+++ b/src/main/java/com/kosherjava/zmanim/hebrewcalendar/JewishCalendar.java
@@ -798,7 +798,7 @@ public int getYomTovIndex() {
 	 */
 	public boolean isYomTov() {
 		int holidayIndex = getYomTovIndex();
-		if ((isErevYomTov() && (holidayIndex != HOSHANA_RABBA && holidayIndex != CHOL_HAMOED_PESACH))
+		if ((isErevYomTov() && ! ( holidayIndex == HOSHANA_RABBA || holidayIndex == CHOL_HAMOED_PESACH))
 				|| (isTaanis() && holidayIndex != YOM_KIPPUR) || holidayIndex == ISRU_CHAG) {
 			return false;
 		}