diff --git a/src/effects/frozenapp/package/metadata.desktop b/src/effects/frozenapp/package/metadata.desktop
index 8dd8c1a057..b7f7949f9c 100644
--- a/src/effects/frozenapp/package/metadata.desktop
+++ b/src/effects/frozenapp/package/metadata.desktop
@@ -99,5 +99,4 @@ X-Plasma-API=javascript
 X-Plasma-MainScript=code/main.js
 X-KDE-PluginKeyword=kwin4_effect_frozenapp
 X-KDE-Library=kcm_kwin4_genericscripted
-X-KDE-ParentComponents=kwin4_effect_frozen
 X-KWin-Config-TranslationDomain=kwin_effects
diff --git a/src/effects/login/package/metadata.desktop b/src/effects/login/package/metadata.desktop
index 37df15fb49..430de96fb6 100644
--- a/src/effects/login/package/metadata.desktop
+++ b/src/effects/login/package/metadata.desktop
@@ -169,5 +169,4 @@ X-Plasma-API=javascript
 X-Plasma-MainScript=code/main.js
 X-KDE-PluginKeyword=kwin4_effect_login
 X-KDE-Library=kcm_kwin4_genericscripted
-X-KDE-ParentComponents=kwin4_effect_login
 X-KWin-Config-TranslationDomain=kwin_effects
diff --git a/src/effects/scale/package/metadata.desktop b/src/effects/scale/package/metadata.desktop
index 50493dabe5..11beb4a77d 100644
--- a/src/effects/scale/package/metadata.desktop
+++ b/src/effects/scale/package/metadata.desktop
@@ -88,6 +88,5 @@ X-Plasma-API=javascript
 X-Plasma-MainScript=code/main.js
 X-KDE-PluginKeyword=kwin4_effect_scale
 X-KDE-Library=kcm_kwin4_genericscripted
-X-KDE-ParentComponents=kwin4_effect_scale
 X-KWin-Config-TranslationDomain=kwin_effects
 X-KWin-Exclusive-Category=toplevel-open-close-animation
diff --git a/src/effects/translucency/package/metadata.desktop b/src/effects/translucency/package/metadata.desktop
index f154d29a2e..5a431e31dc 100644
--- a/src/effects/translucency/package/metadata.desktop
+++ b/src/effects/translucency/package/metadata.desktop
@@ -167,5 +167,4 @@ X-Plasma-API=javascript
 X-Plasma-MainScript=code/main.js
 X-KDE-PluginKeyword=kwin4_effect_translucency
 X-KDE-Library=kcm_kwin4_genericscripted
-X-KDE-ParentComponents=kwin4_effect_translucency
 X-KWin-Config-TranslationDomain=kwin_effects
diff --git a/src/kcmkwin/common/effectsmodel.cpp b/src/kcmkwin/common/effectsmodel.cpp
index 4cf88cb4c3..e596695477 100644
--- a/src/kcmkwin/common/effectsmodel.cpp
+++ b/src/kcmkwin/common/effectsmodel.cpp
@@ -316,14 +316,11 @@ void EffectsModel::loadJavascriptEffects(const KConfigGroup &kwinConfig)
 
         const QString pluginKeyword = plugin.value(QStringLiteral("X-KDE-PluginKeyword"));
         if (!pluginKeyword.isEmpty()) {
-             // scripted effects have their pluginName() as the keyword
-             const QStringList parentComponents = plugin.value(QStringLiteral("X-KDE-ParentComponents"), QStringList{});
-
-             if (parentComponents.isEmpty()) {
-                 effect.configurable = false;
-             } else {
-                 effect.configurable = parentComponents.first() == pluginKeyword;
-             }
+            QDir package(QFileInfo(plugin.fileName()).dir());
+            package.cd(QStringLiteral("contents"));
+            const QString xmlFile = package.filePath(QStringLiteral("config/main.xml"));
+            const QString uiFile =package.filePath(QStringLiteral("ui/config.ui"));
+            effect.configurable = QFileInfo::exists(xmlFile) && QFileInfo::exists(uiFile);
         } else {
             effect.configurable = false;
         }
diff --git a/src/scripts/videowall/metadata.desktop b/src/scripts/videowall/metadata.desktop
index f3c8caeed3..64b510eba5 100644
--- a/src/scripts/videowall/metadata.desktop
+++ b/src/scripts/videowall/metadata.desktop
@@ -112,6 +112,5 @@ X-KDE-ServiceTypes=KWin/Script,KCModule
 
 X-KDE-Library=kwin/effects/configs/kcm_kwin4_genericscripted
 X-KDE-PluginKeyword=videowall
-X-KDE-ParentComponents=videowall
 
 Type=Service