diff --git a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MDConstants.kt b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MDConstants.kt
index 479b6fd4f..2765821d4 100644
--- a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MDConstants.kt
+++ b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MDConstants.kt
@@ -6,10 +6,8 @@ import java.util.TimeZone
 
 object MDConstants {
 
-    const val UUID_REGEX = "[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}"
-
-    val uuidRegex = UUID_REGEX.toRegex()
-    val onlyUuidRegex = "^$UUID_REGEX$".toRegex()
+    val uuidRegex =
+        Regex("[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}")
 
     const val mangaLimit = 20
     const val latestChapterLimit = 100
diff --git a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt
index 346b98961..bfcf8771b 100644
--- a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt
+++ b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt
@@ -68,7 +68,7 @@ class MangaDexHelper(private val lang: String) {
     /**
      * Check if the string is a valid uuid
      */
-    fun isUuid(text: String) = text.matches(MDConstants.onlyUuidRegex)
+    fun isUuid(text: String) = MDConstants.uuidRegex.matchEntire(text) != null
 
     /**
      * Get the manga offset pages are 1 based, so subtract 1