diff --git a/src/server/game/Achievements/AchievementMgr.cpp b/src/server/game/Achievements/AchievementMgr.cpp
index 77ed2075a33..12e33cf9ee3 100644
--- a/src/server/game/Achievements/AchievementMgr.cpp
+++ b/src/server/game/Achievements/AchievementMgr.cpp
@@ -1016,6 +1016,9 @@ bool AchievementGlobalMgr::IsRealmCompleted(AchievementEntry const* achievement)
     if (itr->second == std::chrono::system_clock::time_point::min())
         return false;
 
+    if (itr->second == std::chrono::system_clock::time_point::max())
+        return true;
+
     // Allow completing the realm first kill for entire minute after first person did it
     // it may allow more than one group to achieve it (highly unlikely)
     // but apparently this is how blizz handles it as well