diff --git a/effects/demo_liquid.desktop b/effects/demo_liquid.desktop
index 3f91047092..e881af0bf6 100644
--- a/effects/demo_liquid.desktop
+++ b/effects/demo_liquid.desktop
@@ -2,6 +2,7 @@
 Encoding=UTF-8
 Name=Demo Liquid
 Name[bg]=Демо на Liquid
+Name[cs]=Liquid demo
 Name[de]=Demo: Liquid
 Name[el]=Επίδειξη του Liquid
 Name[he]=הדגמה - נוזל
diff --git a/effects/diminactive.desktop b/effects/diminactive.desktop
index 2eb5f30b91..c13af39c84 100644
--- a/effects/diminactive.desktop
+++ b/effects/diminactive.desktop
@@ -17,6 +17,7 @@ Name[vi]=Mờ đi bị động
 Icon=kwin-effect-diminactive
 Comment=Darkens inactive windows
 Comment[bg]=Потъмнява неактивните прозорци
+Comment[cs]=Ztmavuje neaktivní okna
 Comment[de]=Dunkelt inaktive Fenster ab
 Comment[el]=Σκίαση μη ενεργών παραθύρων
 Comment[fa]=پنجره‌های غیرفعال را تیره می‌کند
diff --git a/effects/minimizeanimation.desktop b/effects/minimizeanimation.desktop
index 0031c46836..07fa0e9c5e 100644
--- a/effects/minimizeanimation.desktop
+++ b/effects/minimizeanimation.desktop
@@ -22,6 +22,7 @@ Name[zh_TW]=縮小動畫
 Icon=kwin-effect-minimiseanimation
 Comment=Animates minimizing of windows
 Comment[bg]=Анимирана минимизация на прозорците
+Comment[cs]=Animuje minimalizaci okne
 Comment[de]=Animiert den Minimieren-Vorgang von Fenstern
 Comment[el]=Κίνηση στα παράθυρα που ελαχιστοποιούνται
 Comment[es]=Anima la minimización de ventanas
diff --git a/effects/shadow.desktop b/effects/shadow.desktop
index 791b2fab27..cae3dfcab6 100644
--- a/effects/shadow.desktop
+++ b/effects/shadow.desktop
@@ -24,6 +24,7 @@ Name[zh_TW]=陰影
 Icon=kwin-effect-shadow
 Comment=Adds shadow under the windows
 Comment[bg]=Добавяне на сянка под прозорците
+Comment[cs]=Přidává stíny pod okna
 Comment[csb]=Dodôwô ceniô pòd òknama
 Comment[de]=Lässt Fenster einen Schatten werfen
 Comment[el]=Προσθήκη σκιάς κάτω από τα παράθυρα
diff --git a/effects/zoom.desktop b/effects/zoom.desktop
index 7dd306e1e4..d076fc6b70 100644
--- a/effects/zoom.desktop
+++ b/effects/zoom.desktop
@@ -4,6 +4,7 @@ Name=Zoom
 Name[ar]=تكبير
 Name[be]=Маштабаванне
 Name[bg]=Мащабиране
+Name[cs]=Zvětšení
 Name[de]=Vergrößerung
 Name[el]=Εστίαση
 Name[es]=Ampliación