diff --git a/app/src/main/java/de/westnordost/streetcomplete/quests/traffic_signals_vibrate/AddTrafficSignalsVibration.kt b/app/src/main/java/de/westnordost/streetcomplete/quests/traffic_signals_vibrate/AddTrafficSignalsVibration.kt
index 8c58edf330..1ba63672fa 100644
--- a/app/src/main/java/de/westnordost/streetcomplete/quests/traffic_signals_vibrate/AddTrafficSignalsVibration.kt
+++ b/app/src/main/java/de/westnordost/streetcomplete/quests/traffic_signals_vibrate/AddTrafficSignalsVibration.kt
@@ -38,6 +38,7 @@ class AddTrafficSignalsVibration : OsmElementQuestType<Boolean> {
     override val icon = R.drawable.ic_quest_blind_traffic_lights
     override val achievements = listOf(BLIND)
     override val enabledInCountries = AllCountriesExcept(
+        "BG", // see https://github.com/streetcomplete/StreetComplete/issues/5846
         "FI", // see https://github.com/streetcomplete/StreetComplete/issues/5791
         "RU" // see https://github.com/streetcomplete/StreetComplete/issues/4021
     )