Make service compulsory for ALL. If you are too religious to fight for your country then you can pick veggies and dig irrigation ditches to reduce the number of foreign workers needed to feed the nation. Keeping the bar low for opting out of service makes it too easy for young folk with 'relaxed" morals to game the system and lie to avoid the inconvenience of doing their duty.
Car bomb in Syria's Latakia kills at least seven (Reuters)
from the article: IDF uses Facebook to catch women lying their way out of the army