diff --git a/src/en/nineanime/build.gradle b/src/en/nineanime/build.gradle
index 922881125..ae6cfc0f4 100644
--- a/src/en/nineanime/build.gradle
+++ b/src/en/nineanime/build.gradle
@@ -5,7 +5,7 @@ ext {
     extName = '9anime'
     pkgNameSuffix = 'en.nineanime'
     extClass = '.NineAnime'
-    extVersionCode = 15
+    extVersionCode = 16
     libVersion = '13'
 }
 
diff --git a/src/en/nineanime/src/eu/kanade/tachiyomi/animeextension/en/nineanime/NineAnime.kt b/src/en/nineanime/src/eu/kanade/tachiyomi/animeextension/en/nineanime/NineAnime.kt
index eb2761665..427c66810 100644
--- a/src/en/nineanime/src/eu/kanade/tachiyomi/animeextension/en/nineanime/NineAnime.kt
+++ b/src/en/nineanime/src/eu/kanade/tachiyomi/animeextension/en/nineanime/NineAnime.kt
@@ -281,7 +281,7 @@ class NineAnime : ConfigurableAnimeSource, ParsedAnimeHttpSource() {
         screen.addPreference(videoLanguagePref)
     }
 
-    private fun encodeVrf(id: String) = encode(encrypt(cipher(encode(id))).replace("""=+$""".toRegex(), ""))
+    private fun encodeVrf(id: String) = encode(encrypt(cipher(encode(id))))
 
     private fun decodeVrf(text: String) = decode(cipher(decrypt(text)))
 
@@ -375,4 +375,5 @@ class NineAnime : ConfigurableAnimeSource, ParsedAnimeHttpSource() {
 }
 
 private const val nineAnimeKey = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
-private const val cipherKey = "rTKp3auwu0ULA6II"
+private const val cipherKey = "kMXzgyNzT3k5dYab"
+// credit goes to https://github.com/saikou-app/saikou/