diff --git a/build.gradle b/build.gradle
index 9b9445aea..8bb006dad 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ buildscript {
         classpath 'com.android.tools.build:gradle:4.1.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
-        classpath 'org.jmailen.gradle:kotlinter-gradle:3.0.2'
+        classpath 'org.jmailen.gradle:kotlinter-gradle:3.3.0'
     }
 }
 
diff --git a/src/all/emerald/src/eu/kanade/tachiyomi/extension/all/emerald/Emerald.kt b/src/all/emerald/src/eu/kanade/tachiyomi/extension/all/emerald/Emerald.kt
index 6a05e4d21..a23943af4 100644
--- a/src/all/emerald/src/eu/kanade/tachiyomi/extension/all/emerald/Emerald.kt
+++ b/src/all/emerald/src/eu/kanade/tachiyomi/extension/all/emerald/Emerald.kt
@@ -4,10 +4,10 @@ import com.squareup.duktape.Duktape
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.source.model.FilterList
+import eu.kanade.tachiyomi.source.model.MangasPage
 import eu.kanade.tachiyomi.source.model.Page
 import eu.kanade.tachiyomi.source.model.SChapter
 import eu.kanade.tachiyomi.source.model.SManga
-import eu.kanade.tachiyomi.source.model.MangasPage
 import eu.kanade.tachiyomi.source.online.ParsedHttpSource
 import okhttp3.HttpUrl
 import okhttp3.OkHttpClient
@@ -314,7 +314,6 @@ open class Emerald(
                             pages.add(Page(i, "", "${server}$imgUrl"))
                         else
                             pages.add(Page(i, "", "https:${server}$imgUrl"))
-
                     }
                 }
             }
diff --git a/src/all/fmreader/src/eu/kanade/tachiyomi/extension/all/fmreader/FMReaderFactory.kt b/src/all/fmreader/src/eu/kanade/tachiyomi/extension/all/fmreader/FMReaderFactory.kt
index c7bf4923f..0605261af 100644
--- a/src/all/fmreader/src/eu/kanade/tachiyomi/extension/all/fmreader/FMReaderFactory.kt
+++ b/src/all/fmreader/src/eu/kanade/tachiyomi/extension/all/fmreader/FMReaderFactory.kt
@@ -12,14 +12,12 @@ import eu.kanade.tachiyomi.source.model.SChapter
 import eu.kanade.tachiyomi.source.model.SManga
 import eu.kanade.tachiyomi.util.asJsoup
 import okhttp3.FormBody
-import okhttp3.Interceptor
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import okhttp3.Response
 import org.jsoup.nodes.Document
 import org.jsoup.nodes.Element
 import rx.Observable
-import java.net.URLEncoder
 
 class FMReaderFactory : SourceFactory {
     override fun createSources(): List<Source> = listOf(
diff --git a/src/en/readm/src/eu/kanade/tachiyomi/extension/en/readm/ReadM.kt b/src/en/readm/src/eu/kanade/tachiyomi/extension/en/readm/ReadM.kt
index fc810f9d5..f9395c139 100644
--- a/src/en/readm/src/eu/kanade/tachiyomi/extension/en/readm/ReadM.kt
+++ b/src/en/readm/src/eu/kanade/tachiyomi/extension/en/readm/ReadM.kt
@@ -2,7 +2,6 @@ package eu.kanade.tachiyomi.extension.en.readm
 
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.POST
-import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.source.model.FilterList
 import eu.kanade.tachiyomi.source.model.MangasPage
 import eu.kanade.tachiyomi.source.model.Page
diff --git a/src/en/timelessleaf/src/eu/kanade/tachiyomi/extension/en/timelessleaf/TimelessLeaf.kt b/src/en/timelessleaf/src/eu/kanade/tachiyomi/extension/en/timelessleaf/TimelessLeaf.kt
index ba8b9ab2a..e0ef13894 100644
--- a/src/en/timelessleaf/src/eu/kanade/tachiyomi/extension/en/timelessleaf/TimelessLeaf.kt
+++ b/src/en/timelessleaf/src/eu/kanade/tachiyomi/extension/en/timelessleaf/TimelessLeaf.kt
@@ -117,7 +117,7 @@ class TimelessLeaf : HttpSource() {
             0L
         }
     }
-    
+
     private fun parseDate(date: String): Long {
         return SimpleDateFormat("yyyy/MM/dd", Locale.ENGLISH).parse(date)?.time ?: 0L
     }
diff --git a/src/id/KomikFan/src/eu/kanade/tachiyomi/extension/id/komikfan/KomikFan.kt b/src/id/KomikFan/src/eu/kanade/tachiyomi/extension/id/komikfan/KomikFan.kt
index 4589903f3..2f63c20a3 100644
--- a/src/id/KomikFan/src/eu/kanade/tachiyomi/extension/id/komikfan/KomikFan.kt
+++ b/src/id/KomikFan/src/eu/kanade/tachiyomi/extension/id/komikfan/KomikFan.kt
@@ -77,7 +77,7 @@ class KomikFan : ParsedHttpSource() {
 
         return manga
     }
-    
+
     override fun searchMangaNextPageSelector(): String? = null
 
     // manga details
diff --git a/src/id/bacakomik/src/eu/kanade/tachiyomi/extension/id/bacakomik/Bacakomik.kt b/src/id/bacakomik/src/eu/kanade/tachiyomi/extension/id/bacakomik/Bacakomik.kt
index e84299841..368a80411 100644
--- a/src/id/bacakomik/src/eu/kanade/tachiyomi/extension/id/bacakomik/Bacakomik.kt
+++ b/src/id/bacakomik/src/eu/kanade/tachiyomi/extension/id/bacakomik/Bacakomik.kt
@@ -95,7 +95,7 @@ class Bacakomik : ParsedHttpSource() {
         val descElement = document.select("div.desc > .entry-content.entry-content-single").first()
         val sepName = infoElement.select(".infox > .spe > span:nth-child(2)").last()
         val manga = SManga.create()
-        //need authorCleaner to take "pengarang:" string to remove it from author
+        // need authorCleaner to take "pengarang:" string to remove it from author
         val authorCleaner = document.select(".infox .spe b:contains(Pengarang)").text()
         manga.author = document.select(".infox .spe span:contains(Pengarang)").text().substringAfter(authorCleaner)
         manga.artist = manga.author