How to fix a leak in my roof? Finding the source of the leak's water infiltration is the first step towards fixing it. Start by looking for common issues like missing or broken shingles, damaged flashing around vents, skylights, or chimneys, and clogged gutters. After locating the source, remove any leftover material. Patch cracks and gaps using roofing cement or sealer for minor leaks. If any shingles are missing or broken, replace them with new ones, fastening them in place with nails and sealing them for further protection. To guarantee a complete repair, think about hiring a professional roofer for larger or more intricate leaks. Leaks can be avoided in the future by performing routine maintenance, such as cleaning your gutters and checking your roof after a storm.