diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/Manga18Parser.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/Manga18Parser.kt
index e9d46e77..311cb3c4 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/Manga18Parser.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/Manga18Parser.kt
@@ -29,7 +29,6 @@ internal abstract class Manga18Parser(
 
 	protected open val listeurl = "list-manga/"
 	protected open val tagUrl = "manga-list/"
-	protected open val isNsfwSource = false
 	protected open val datePattern = "dd-MM-yyyy"
 
 
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Hentai3zCc.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Hentai3zCc.kt
index babc32c1..94d744e3 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Hentai3zCc.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Hentai3zCc.kt
@@ -3,6 +3,7 @@ package org.koitharu.kotatsu.parsers.site.madara.en
 
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
+import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.model.MangaTag
@@ -19,12 +20,10 @@ import org.koitharu.kotatsu.parsers.util.toAbsoluteUrl
 import org.koitharu.kotatsu.parsers.util.urlEncoded
 
 
-@MangaSourceParser("HENTAI3ZCC", "Hentai3z Cc", "en")
+@MangaSourceParser("HENTAI3ZCC", "Hentai3z Cc", "en", ContentType.HENTAI)
 internal class Hentai3zCc(context: MangaLoaderContext) :
 	Manga18Parser(context, MangaSource.HENTAI3ZCC, "hentai3z.cc") {
 
-	override val isNsfwSource = true
-
 	override suspend fun getListPage(
 		page: Int,
 		query: String?,
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Manga18.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Manga18.kt
index 0bded4e8..53322a30 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Manga18.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Manga18.kt
@@ -3,13 +3,11 @@ package org.koitharu.kotatsu.parsers.site.madara.en
 
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
+import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.madara.Manga18Parser
 
 
-@MangaSourceParser("MANGA18", "Manga18", "en")
+@MangaSourceParser("MANGA18", "Manga18", "en", ContentType.HENTAI)
 internal class Manga18(context: MangaLoaderContext) :
-	Manga18Parser(context, MangaSource.MANGA18, "manga18.club") {
-
-	override val isNsfwSource = true
-}
+	Manga18Parser(context, MangaSource.MANGA18, "manga18.club")
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/PornComic18.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/PornComic18.kt
index 98fb41dc..f7f04976 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/PornComic18.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/PornComic18.kt
@@ -3,14 +3,14 @@ package org.koitharu.kotatsu.parsers.site.madara.en
 
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
+import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.madara.Manga18Parser
 
 
-@MangaSourceParser("PORNCOMIC18", "18 Porn Comic", "en")
+@MangaSourceParser("PORNCOMIC18", "18 Porn Comic", "en", ContentType.HENTAI)
 internal class PornComic18(context: MangaLoaderContext) :
 	Manga18Parser(context, MangaSource.PORNCOMIC18, "18porncomic.com") {
 
 	override val selectTag = "div.item:not(.info_label) div.info_value a"
-	override val isNsfwSource = true
 }
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/es/Tumanhwas.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/es/Tumanhwas.kt
index 19c0e9b3..d5623e09 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/es/Tumanhwas.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/es/Tumanhwas.kt
@@ -3,15 +3,15 @@ package org.koitharu.kotatsu.parsers.site.madara.es
 
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
+import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.madara.Manga18Parser
 
 
-@MangaSourceParser("TUMANHWAS", "Tumanhwas", "es")
+@MangaSourceParser("TUMANHWAS", "Tumanhwas", "es", ContentType.HENTAI)
 internal class Tumanhwas(context: MangaLoaderContext) :
 	Manga18Parser(context, MangaSource.TUMANHWAS, "tumanhwas.club") {
 
-	override val isNsfwSource = true
 	override val selectTag = "div.item:contains(Géneros) div.info_value a"
 	override val selectAlt = "div.item:contains(Títulos alternativos) div.info_value"
 }
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/en/ManhuaScanUs.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/en/ManhuaScanUs.kt
index 7f14fabe..797fcb25 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/en/ManhuaScanUs.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/en/ManhuaScanUs.kt
@@ -2,15 +2,15 @@ package org.koitharu.kotatsu.parsers.site.mangareader.en
 
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
+import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.mangareader.MangaReaderParser
 
 
-@MangaSourceParser("MANHUASCANUS", "Manhua Scan Us", "en")
+@MangaSourceParser("MANHUASCANUS", "Manhua Scan Us", "en", ContentType.HENTAI)
 internal class ManhuaScanUs(context: MangaLoaderContext) :
 	MangaReaderParser(context, MangaSource.MANHUASCANUS, "manhuascan.us", pageSize = 30, searchPageSize = 30) {
 
-	override val isNsfwSource: Boolean = true
 	override val datePattern = "dd-MM-yyyy"
 	override val listUrl = "/manga-list"
 
diff --git a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/MmrcmsParser.kt b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/MmrcmsParser.kt
index cb7362b9..9e84fdd8 100644
--- a/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/MmrcmsParser.kt
+++ b/src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/MmrcmsParser.kt
@@ -29,7 +29,6 @@ internal abstract class MmrcmsParser(
 
 	protected open val listeurl = "filterList"
 	protected open val tagUrl = "manga-list"
-	protected open val isNsfwSource = false
 	protected open val datePattern = "dd MMM. yyyy"