An electroplating bath for depositing a zinc-nickel ternary or higher alloy, comprising: a) zinc ions; b) nickel ions; and c) one or more ionic species selected from ions of Te +4, Bi +3 and Sb +3, with the proviso that when the ionic species comprises Te +4, the bath further comprises one or more additional ionic species selected from ions of Bi +3, Sb +3, Ag +1, Cd +2, Co +2, Cr +3, Cu +2, Fe +2, In +3, Mn +2, Mo +6, P +3, Sn +2 and W +6; and d) one or more non-ionogenic surface active polyoxyalkylene compound, wherein the one or more non-ionogenic surface active polyoxyalkylene compound comprises: (i) one or more compound having a formula: R 1 --O--[(CH 2) n O] x H (Ia) or R 1 --O--[(CHR 2 CH 2)O] x H (Ib) or R 1 --O--[(CH 2 CHR 2)O] x H (Ic) wherein R 1 is an aryl or alkyl group containing up to 24 carbon atoms, R 2 is an alkyl group containing from 1 to 4 carbon atoms, n is 2 or 3, and x is an integer between 2 and 100; (ii) at least one compound having a formula: R 3 -O-[R 4 -O-] n -X (IIa) or (R 3 -O-[R 4 -O-] n) a -Y (IIb) wherein R 3 = a C 1 -C 18 branched or unbranched alkyl, alkylene or alkynyl group, or phenyl-O-[R 5 -O-] m -CH 2 -, in which m = 0-100 and R 5 is a C 1 -C 4 branched or unbranched alkylene; R 4 = C 1 -C 4 branched or unbranched alkylene; X = H, -SO 2 Z, -SO 3 Z, -SO 4 Z, -PO 3 Z 2, -PO 4 Z 2 (wherein Z independently may be H, an alkali metal ion, or Z 2 may be an alkaline earth metal ion) -NH 2, -Cl or -Br; Y is an aliphatic polyhydroxy group, an amine group, a polyamine group or a mercaptan group, and a is equal to or less than the number of active hydrogens in OH, -NH, NH 2 or -SH groups on the Y component; or (iii) a mixture of two or more of (i) and/or (ii); and wherein the bath comprises an alkaline pH and further comprises a complexing agent. a) zinc ions; b) nickel ions; and c) one or more ionic species selected from ions of Te +4, Bi +3 and Sb +3, with the proviso that when the ionic species comprises Te +4, the bath further comprises one or more additional ionic species selected from ions of Bi +3, Sb +3, Ag +1, Cd +2, Co +2, Cr +3, Cu +2, Fe +2, In +3, Mn +2, Mo +6, P +3, Sn +2 and W +6; and d) one or more non-ionogenic surface active polyoxyalkylene compound, (i) one or more compound having a formula: R 1 --O--[(CH 2) n O] x H (Ia) or R 1 --O--[(CHR 2 CH 2)O] x H (Ib) or R 1 --O--[(CH 2 CHR 2)O] x H (Ic) wherein R 1 is an aryl or alkyl group containing up to 24 carbon atoms, R 2 is an alkyl group containing from 1 to 4 carbon atoms, n is 2 or 3, and x is an integer between 2 and 100; (ii) at least one compound having a formula: R 3 -O-[R 4 -O-] n -X (IIa) or (R 3 -O-[R 4 -O-] n) a -Y (IIb) wherein R 3 = a C 1 -C 18 branched or unbranched alkyl, alkylene or alkynyl group, or phenyl-O-[R 5 -O-] m -CH 2 -, in which m = 0-100 and R 5 is a C 1 -C 4 branched or unbranched alkylene; R 4 = C 1 -C 4 branched or unbranched alkylene; X = H, -SO 2 Z, -SO 3 Z, -SO 4 Z, -PO 3 Z 2, -PO 4 Z 2 (wherein Z independently may be H, an alkali metal ion, or Z 2 may be an alkaline earth metal ion) -NH 2, -Cl or -Br; Y is an aliphatic polyhydroxy group, an amine group, a polyamine group or a mercaptan group, and a is equal to or less than the number of active hydrogens in OH, -NH, NH 2 or -SH groups on the Y component; or (iii) a mixture of two or more of (i) and/or (ii);