The United Nations said on Tuesday aid flows into Gaza had risen significantly since a ceasefire took effect last month including for items such as tents that had faced Israeli restrictions, even as fears rise that the fragile calm might not last.

Two weeks after the ceasefire between Hamas and Israel took effect, much-needed humanitarian assistance is surging into the Gaza strip. But Palestinians say it’s still an uphill battle to ensure it reaches everyone.

U.N. humanitarian officials said on Tuesday aid flows into Gaza had increased significantly since a ceasefire deal took effect on January 19, including for items such as tents that had previously faced Israeli restrictions.