diff --git a/Content.Server/VoiceMask/VoiceMaskSystem.cs b/Content.Server/VoiceMask/VoiceMaskSystem.cs
index d925092083..b10cc9c4fc 100644
--- a/Content.Server/VoiceMask/VoiceMaskSystem.cs
+++ b/Content.Server/VoiceMask/VoiceMaskSystem.cs
@@ -93,7 +93,7 @@ private void OnMaskToggled(Entity<VoiceMaskComponent> ent, ref WearerMaskToggled
 
     private void OpenUI(EntityUid player)
     {
-        if (!_uiSystem.IsUiOpen(player, VoiceMaskUIKey.Key))
+        if (_uiSystem.IsUiOpen(player, VoiceMaskUIKey.Key))
             return;
 
         _uiSystem.OpenUi(player, VoiceMaskUIKey.Key, player);