We identified a novel genome-wide significant signal of association with IPF susceptibility near A-kinase anchoring protein 13 (AKAP13; rs62025270, odds ratio [OR] 1·27 [95% CI 1·18-1·37], p=1·32 × 10<sup>-9</sup>) and confirmed previously reported signals, including in mucin 5B (MUC5B; rs35705950, OR 2·89 [2·56-3·26], p=1·12 × 10<sup>-66</sup>) and desmoplakin (DSP; rs2076295, OR 1·44 [1·35-1·54], p=7·81 × 10<sup>-28</sup>).