Thank you for taking the time to report this bug and helping to make
Ubuntu better. I tested the Bratislava timezone:
```
$ dpkg-reconfigure tzdata
Configuring tzdata
------------------
Please select the geographic area in which you live. Subsequent
configuration questions will narrow this down by presenting a list of
cities, representing the time zones in which they are located.
1. Africa 2. America 3. Antarctica 4. Arctic 5. Asia 6. Atlantic 7.
Australia 8. Europe 9. Indian 10. Pacific 11. Etc
Geographic area: 8
Please select the city or region corresponding to your time zone.
1. Amsterdam 6. Belgrade 11. Budapest 16. Gibraltar 21. Jersey
26. Ljubljana 31. Mariehamn 36. Oslo 41. Rome 46. Simferopol
51. Tirane 56. Vienna 61. Zurich
2. Andorra 7. Berlin 12. Busingen 17. Guernsey 22. Kaliningrad
27. London 32. Minsk 37. Paris 42. Samara 47. Skopje
52. Tiraspol 57. Vilnius
3. Astrakhan 8. Bratislava 13. Chisinau 18. Helsinki 23. Kirov
28. Luxembourg 33. Monaco 38. Podgorica 43. San_Marino 48. Sofia
53. Ulyanovsk 58. Volgograd
4. Athens 9. Brussels 14. Copenhagen 19. Isle_of_Man 24. Kyiv
29. Madrid 34. Moscow 39. Prague 44. Sarajevo 49. Stockholm
54. Vaduz 59. Warsaw
5. Belfast 10. Bucharest 15. Dublin 20. Istanbul 25. Lisbon
30. Malta 35. Nicosia 40. Riga 45. Saratov 50. Tallinn
55. Vatican 60. Zagreb
Time zone: 8
Current default time zone: 'Europe/Bratislava'
Local time is now: Mon Nov 17 14:34:10 CET 2025.
Universal Time is now: Mon Nov 17 13:34:10 UTC 2025.
$ dpkg-reconfigure tzdata
Configuring tzdata
------------------
Please select the geographic area in which you live. Subsequent
configuration questions will narrow this down by presenting a list of
cities, representing the time zones in which they are located.
1. Africa 2. America 3. Antarctica 4. Arctic 5. Asia 6. Atlantic 7.
Australia 8. Europe 9. Indian 10. Pacific 11. Etc
Geographic area: 8
Please select the city or region corresponding to your time zone.
1. Amsterdam 6. Belgrade 11. Budapest 16. Gibraltar 21. Jersey
26. Ljubljana 31. Mariehamn 36. Oslo 41. Rome 46. Simferopol
51. Tirane 56. Vienna 61. Zurich
2. Andorra 7. Berlin 12. Busingen 17. Guernsey 22. Kaliningrad
27. London 32. Minsk 37. Paris 42. Samara 47. Skopje
52. Tiraspol 57. Vilnius
3. Astrakhan 8. Bratislava 13. Chisinau 18. Helsinki 23. Kirov
28. Luxembourg 33. Monaco 38. Podgorica 43. San_Marino 48. Sofia
53. Ulyanovsk 58. Volgograd
4. Athens 9. Brussels 14. Copenhagen 19. Isle_of_Man 24. Kyiv
29. Madrid 34. Moscow 39. Prague 44. Sarajevo 49. Stockholm
54. Vaduz 59. Warsaw
5. Belfast 10. Bucharest 15. Dublin 20. Istanbul 25. Lisbon
30. Malta 35. Nicosia 40. Riga 45. Saratov 50. Tallinn
55. Vatican 60. Zagreb
Time zone: 39
Current default time zone: 'Europe/Prague'
Local time is now: Mon Nov 17 14:34:41 CET 2025.
Universal Time is now: Mon Nov 17 13:34:41 UTC 2025.
```
So both Bratislava and Prague are currently both on UTC+1. Can you
clarify how Bratislava timezone is wrong?
** Changed in: tzdata (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/2130987
Title:
Bratislava timezone seems to contain wrong data
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