diff --git a/OsmAnd/assets/voice/sl-tts/ttsconfig.p b/OsmAnd/assets/voice/sl-tts/ttsconfig.p
new file mode 100644
index 0000000000..dbafa4009b
--- /dev/null
+++ b/OsmAnd/assets/voice/sl-tts/ttsconfig.p
@@ -0,0 +1,92 @@
+:- op('==', xfy, 500).
+version(101).
+language(sl).
+
+% before each announcement (beep)
+preamble - [].
+
+
+%% TURNS 
+turn('left', ['zavij levo ']).
+turn('left_sh', ['zavij ostro levo ']).
+turn('left_sl', ['zavij rahlo levo']).
+turn('right', ['zavij desno ']).
+turn('right_sh', ['zavij ostro desno ']).
+turn('right_sl', ['zavij rahlo desno ']).
+turn('right_keep', ['drži se desno ']).
+turn('left_keep', ['drži se levo ']).
+
+prepare_turn(Turn, Dist) == ['Čez ', D, M] :- distance(Dist) == D, turn(Turn, M).
+turn(Turn, Dist) == ['Čez ', D, M] :- distance(Dist) == D, turn(Turn, M).
+turn(Turn) == M :- turn(Turn, M).
+
+prepare_make_ut(Dist) == ['Pripravi se na obrat nazaj čez ', D] :- distance(Dist) == D.
+make_ut(Dist) == ['Čez ', D, ' obrni nazaj '] :- distance(Dist) == D.
+make_ut == ['Obrni nazaj '].
+make_ut_wp == ['Čim bo mogoče obrni nazaj '].
+
+
+prepare_roundabout(Dist) == ['Pripravite se na krožišče čez ', D] :- distance(Dist) == D.
+roundabout(Dist, _Angle, Exit) == ['Čez ', D, ' zapeljite v krožišče, nato pa uporabite ', E, ' izvoz '] :- distance(Dist) == D, nth(Exit, E).
+roundabout(_Angle, Exit) == ['Uporabite ', E, ' izvoz '] :- nth(Exit, E).
+
+go_ahead == ['Pojdi naravnost naprej '].
+go_ahead(Dist) == ['Nadaljuj po cesti še ', D]:- distance(Dist) == D.
+
+and_arrive_destination == ['in prispete na cilj '].
+
+then == ['nato '].
+reached_destination == ['prispeli ste na cilj '].
+and_arrive_intermediate == ['in prispete na vmesni cilj '].
+reached_intermediate == ['Prispeli ste na vmesni cilj'].
+bear_right == ['drži se desno '].
+bear_left == ['drži se levo '].
+
+route_new_calc(Dist) == ['Pot bo dolga ', D] :- distance(Dist) == D.
+route_recalc(Dist) == ['Izračunana je nova pot dolžine ', D] :- distance(Dist) == D.
+
+location_lost == ['Ni več G P S  signala '].
+
+
+%% 
+nth(1, 'prvi ').
+nth(2, 'drugi ').
+nth(3, 'tretji ').
+nth(4, 'četrti ').
+nth(5, 'peti ').
+nth(6, 'šesti ').
+nth(7, 'sedmi ').
+nth(8, 'osmi ').
+nth(9, 'deveti ').
+nth(10, 'deseti ').
+nth(11, 'enajsti ').
+nth(12, 'dvanajsti ').
+nth(13, 'trinajsti ').
+nth(14, 'štirinajsti ').
+nth(15, 'petnajsti ').
+nth(16, 'šestnajsti ').
+nth(17, 'sedemnajsti ').
+
+
+%%% distance measure
+distance(Dist) == [ X, ' metrov']               :- Dist < 100,   D is round(Dist/10.0)*10,           num_atom(D, X).
+distance(Dist) == [ X, ' metrov']               :- Dist < 1000,  D is round(2*Dist/100.0)*50,        num_atom(D, X).
+distance(Dist) == ['približno 1 kilometer ']        :- Dist < 1500.
+distance(Dist) == ['približno 2 kilometra ']        :- Dist < 2500.
+distance(Dist) == ['približno ', X, ' kilometre '] :- Dist < 4500, D is round(Dist/1000.0),            num_atom(D, X).
+distance(Dist) == ['približno ', X, ' kilometrov '] :- Dist < 10000, D is round(Dist/1000.0),            num_atom(D, X).
+distance(Dist) == [ X, ' kilometrov ']          :-               D is round(Dist/1000.0),            num_atom(D, X).
+%% TODO: general slovenian 4 plural forms: 101&1001 kilometer, 102&1002 kilometra, 103&104 kilometre...
+
+
+%% resolve command main method
+%% if you are familar with Prolog you can input specific to the whole mechanism,
+%% by adding exception cases.
+flatten(X, Y) :- flatten(X, [], Y), !.
+flatten([], Acc, Acc).
+flatten([X|Y], Acc, Res):- flatten(Y, Acc, R), flatten(X, R, Res).
+flatten(X, Acc, [X|Acc]).
+
+resolve(X, Y) :- resolve_impl(X,Z), flatten(Z, Y).
+resolve_impl([],[]).
+resolve_impl([X|Rest], List) :- resolve_impl(Rest, Tail), ((X == L) -> append(L, Tail, List); List = Tail).
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