Simeon Oka, Editor-in-Chief of the journal Thermal Science request that it is necessary to correct affiliations of the authors of the paper HEAT AND MASS TRANSFER EFFECTS ON NATURAL CONVECTION FLOW ALONG A HORIZONTAL TRIANGULAR WAVY SURFACE by Sadia SIDDIQAa*, M. Anwar HOSSAINb, and AQSAc published in the journal Thermal Science, Vol. 21, Year 2017, No. 2, pp. 977-987 since by technical error of the Editorial staff, affiliations of the authors are not correctly written. Sadia SIDDIQAa*, M. Anwar HOSSAINb, and AQSAa aDepartment of Mathematics, Quaid-e-Azam University, Islamabad, Pakistan bDepartment of Mathematics, University of Dhaka, Dhaka, Bangladesh has to be written: Sadia SIDDIQAa*, M. Anwar HOSSAINb, and AQSAc a Department of Mathematics, COMSATS Institute of Information Technology, Attock, Pakistan b Department of Mathematics, University of Dhaka, Dhaka, Bangladesh c Department of Mathematics, Quaid-e-Azam University, Islamabad, Pakistan. Link to the corrected article 10.2298/TSCI150722093S