diff --git a/effects/demo_liquid.desktop b/effects/demo_liquid.desktop
index 8509bad886..846069f6b1 100644
--- a/effects/demo_liquid.desktop
+++ b/effects/demo_liquid.desktop
@@ -1,11 +1,6 @@
 [Desktop Entry]
 Encoding=UTF-8
 Name=Demo Liquid
-Name[de]=Demo: Liquid
-Name[el]=Δοκιμή_υγρό
-Name[nds]=Demo: Flaat
-Name[sv]=Demonstration av vätska
-Name[zh_TW]=示範ˍ液體
 
 Type=Service
 ServiceTypes=KWin/Effect
diff --git a/effects/demo_shakymove.desktop b/effects/demo_shakymove.desktop
index 58023d8c7a..43c7934842 100644
--- a/effects/demo_shakymove.desktop
+++ b/effects/demo_shakymove.desktop
@@ -1,15 +1,6 @@
 [Desktop Entry]
 Encoding=UTF-8
 Name=Demo Shaky Move
-Name[de]=Zitternde Bewegung
-Name[el]=Τρεμάμενη κίνηση
-Name[fa]=حرکت سست
-Name[nds]=Bevern
-Name[nl]=Wiebelige beweging
-Name[pt]=Agitação
-Name[pt_BR]=Agitação
-Name[sv]=Skakig förflyttning
-Name[zh_TW]=搖晃
 Icon=kwin-effect-shakymove
 
 Type=Service
diff --git a/effects/demo_shiftworkspaceup.desktop b/effects/demo_shiftworkspaceup.desktop
index be0e6eeaa6..be7b98bcd7 100644
--- a/effects/demo_shiftworkspaceup.desktop
+++ b/effects/demo_shiftworkspaceup.desktop
@@ -1,11 +1,6 @@
 [Desktop Entry]
 Encoding=UTF-8
 Name=Demo ShiftWorkspaceUp
-Name[de]=Demo: Arbeitsfläche nach oben
-Name[el]=Δοκιμή_Ανύψωση χώρου εργασίας
-Name[nds]=Demo: Arbeitrebeet na baven
-Name[sv]=Demonstration av flytta arbetsområde uppåt
-Name[zh_TW]=示範_將工作空間上移
 
 Type=Service
 ServiceTypes=KWin/Effect
diff --git a/effects/demo_showpicture.desktop b/effects/demo_showpicture.desktop
index 6a795f7d5b..cfb17c83e3 100644
--- a/effects/demo_showpicture.desktop
+++ b/effects/demo_showpicture.desktop
@@ -1,11 +1,6 @@
 [Desktop Entry]
 Encoding=UTF-8
 Name=Demo ShowPicture
-Name[de]=Demo: Bild anzeigen
-Name[el]=Δοκιμή_Εμφάνιση εικόνας
-Name[nds]=Demo: Bild wiesen
-Name[sv]=Demonstration av visa bild
-Name[zh_TW]=示範_顯示圖片
 
 Type=Service
 ServiceTypes=KWin/Effect
diff --git a/effects/demo_taskbarthumbnail.desktop b/effects/demo_taskbarthumbnail.desktop
index 4ef5eb8a1b..c2f777b34d 100644
--- a/effects/demo_taskbarthumbnail.desktop
+++ b/effects/demo_taskbarthumbnail.desktop
@@ -1,11 +1,6 @@
 [Desktop Entry]
 Encoding=UTF-8
 Name=Demo TaskbarThumbnail
-Name[de]=Demo: Vorschaubild in der Fensterleiste
-Name[el]=Δοκιμή_Εικόνα επισκόπησης γραμμής εργασιών
-Name[nds]=Demo: Programmbalken-Vöransicht
-Name[sv]=Demonstration av miniatyrbild i aktivitetsfält
-Name[zh_TW]=示範_工作列縮圖
 
 Type=Service
 ServiceTypes=KWin/Effect
diff --git a/effects/demo_wavywindows.desktop b/effects/demo_wavywindows.desktop
index c29e04d744..1d2c6e20a3 100644
--- a/effects/demo_wavywindows.desktop
+++ b/effects/demo_wavywindows.desktop
@@ -1,17 +1,6 @@
 [Desktop Entry]
 Encoding=UTF-8
 Name=Demo Wavy Windows
-Name[de]=Wellige Fenster
-Name[el]=Κυματιστά παράθυρα
-Name[es]=Ventanas ondeantes
-Name[fa]=پنجره‌های موجی
-Name[ja]=波打つウィンドウ
-Name[nds]=Bülgenfinstern
-Name[nl]=Wuifende vensters
-Name[pt]=Janelas Ondulantes
-Name[pt_BR]=Janelas Ondulantes
-Name[sv]=Vågiga fönster
-Name[zh_TW]=波浪狀視窗
 Icon=kwin-effect-wavywindows
 
 Type=Service