Correction for ‘Hierarchical Co/MoNi heterostructure grown on monocrystalline CoNiMoO x nanorods with robust bifunctionality for hydrazine oxidation-assisted energy-saving hydrogen evolution’ by Zehao Xiao et al. , J. Mater. Chem. A , 2023, 11 , 15749–15759, https://doi.org/10.1039/D3TA02930A.