diff --git a/src/server/game/Achievements/AchievementMgr.cpp b/src/server/game/Achievements/AchievementMgr.cpp
index 115b34693f..eceb297785 100644
--- a/src/server/game/Achievements/AchievementMgr.cpp
+++ b/src/server/game/Achievements/AchievementMgr.cpp
@@ -2824,6 +2824,12 @@ bool AchievementMgr<T>::AdditionalRequirementsSatisfied(AchievementCriteriaEntry
 
         switch (AchievementCriteriaAdditionalCondition(reqType))
         {
+            case ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_SOURCE_DRUNK_VALUE: // 1
+            {
+                if (referencePlayer->GetDrunkValue() < reqValue)
+                    return false;
+                break;
+            }
             case ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_SOURCE_PLAYER_CONDITION: // 2
             {
                 PlayerConditionEntry const* playerCondition = sPlayerConditionStore.LookupEntry(reqValue);
diff --git a/src/server/game/DataStores/DBCEnums.h b/src/server/game/DataStores/DBCEnums.h
index a481971dd6..347fbf1f1f 100644
--- a/src/server/game/DataStores/DBCEnums.h
+++ b/src/server/game/DataStores/DBCEnums.h
@@ -122,7 +122,7 @@ enum AchievementCriteriaCondition
 
 enum AchievementCriteriaAdditionalCondition
 {
-    ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_SOURCE_DRUNK_VALUE          = 1, // NYI
+    ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_SOURCE_DRUNK_VALUE          = 1,
     ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_SOURCE_PLAYER_CONDITION     = 2,
     ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_ITEM_LEVEL                  = 3,
     ACHIEVEMENT_CRITERIA_ADDITIONAL_CONDITION_TARGET_CREATURE_ENTRY       = 4,