diff --git a/core/resources/l10n/messages.properties b/core/resources/l10n/messages.properties
index aa9ae51b7..914f3883b 100644
--- a/core/resources/l10n/messages.properties
+++ b/core/resources/l10n/messages.properties
@@ -715,7 +715,7 @@ compaddbuttons.Launchlug = Launch Lug
 compaddbuttons.RailButton = Rail Button
 compaddbuttons.InnerComponent = Inner Components
 compaddbuttons.Innertube = Inner Tube
-compaddbuttons.Coupler = Coupler
+compaddbuttons.Coupler = Tube Coupler
 compaddbuttons.Centeringring = Centering\nRing
 compaddbuttons.Bulkhead = Bulkhead
 compaddbuttons.Engineblock = Engine\nBlock