Liquid-crystalline medium, characterised in that the medium comprises at least one compound of the formulae I-1 to I-20, in which alkyl and alkyl* in each case, independently of one another, denote a straight-chain alkyl radical having 1-6 C atoms, alkenyl and alkenyl* in each case, independently of one another, denote a straight-chain alkenyl radical having 2-6 C atoms, alkoxy and alkoxy* in each case, independently of one another, denote a straight-chain alkoxy radical having 1-6 C atoms, and L 1 and L 2 in each case, independently of one another, denote F, Cl, CF 3 or CHF 2, and at least one compound selected from the group of the compounds of the formulae ST in which R ST denotes H, an alkyl or alkoxy radical having 1 to 15 C atoms, where, in addition, one or more CH 2 groups in these radicals may each be replaced, independently of one another, by -C≡C-, -CF 2 O-, -OCF 2 -, -CH=CH-, -O-, -CO-O-, -O-CO- in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms may be replaced by halogen, denotes Z ST in each case, independently of one another, denotes -CO-O-, -O-CO-, -CF 2 O-, -OCF 2 -, -CH 2 O-, -OCH 2 -, -CH 2 -, -CH 2 CH 2 -, -(CH 2) 4 -, -CH=CH-CH 2 O-, -C 2 F 4 -, -CH 2 CF 2 -, -CF 2 CH 2 -, -CF=CF-, -CH=CF-, -CF=CH-, -CH=CH-, -C≡C- or a single bond, L 1 and L 2 in each case, independently of one another, denote F, Cl, CF 3 or CHF 2, p denotes 1 or 2, q denotes 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10, and the medium additionally comprises one or more compounds of the formulae L-1 to L-11, in which R, R 1 and R 2 in each case, independently of one another, have the meanings indicated for R 2A in Claim 4 and alkyl denotes an alkyl radical having 1-6 C atoms, and s denotes 1 or 2. alkyl and alkyl* in each case, independently of one another, denote a straight-chain alkyl radical having 1-6 C atoms, alkenyl and alkenyl* in each case, independently of one another, denote a straight-chain alkenyl radical having 2-6 C atoms, alkoxy and alkoxy* in each case, independently of one another, denote a straight-chain alkoxy radical having 1-6 C atoms, and L 1 and L 2 in each case, independently of one another, denote F, Cl, CF 3 or CHF 2, R ST denotes H, an alkyl or alkoxy radical having 1 to 15 C atoms, where, in addition, one or more CH 2 groups in these radicals may each be replaced, independently of one another, by -C≡C-, -CF 2 O-, -OCF 2 -, -CH=CH-, -O-, -CO-O-, -O-CO- in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms may be replaced by halogen, denotes Z ST in each case, independently of one another, denotes -CO-O-, -O-CO-, -CF 2 O-, -OCF 2 -, -CH 2 O-, -OCH 2 -, -CH 2 -, -CH 2 CH 2 -, -(CH 2) 4 -, -CH=CH-CH 2 O-, -C 2 F 4 -, -CH 2 CF 2 -, -CF 2 CH 2 -, -CF=CF-, -CH=CF-, -CF=CH-, -CH=CH-, -C≡C- or a single bond, L 1 and L 2 in each case, independently of one another, denote F, Cl, CF 3 or CHF 2, p denotes 1 or 2, q denotes 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10, R, R 1 and R 2 in each case, independently of one another, have the meanings indicated for R 2A in Claim 4 and alkyl denotes an alkyl radical having 1-6 C atoms, and s denotes 1 or 2.