diff --git a/src/pt/yesmangas/build.gradle b/src/pt/yesmangas/build.gradle
index 67f72e192..4a6e0ad90 100644
--- a/src/pt/yesmangas/build.gradle
+++ b/src/pt/yesmangas/build.gradle
@@ -5,7 +5,7 @@ ext {
     extName = 'YES Mangás'
     pkgNameSuffix = 'pt.yesmangas'
     extClass = '.YesMangas'
-    extVersionCode = 4
+    extVersionCode = 5
     libVersion = '1.2'
 }
 
diff --git a/src/pt/yesmangas/src/eu/kanade/tachiyomi/extension/pt/yesmangas/YesMangas.kt b/src/pt/yesmangas/src/eu/kanade/tachiyomi/extension/pt/yesmangas/YesMangas.kt
index 0bb131434..372447c37 100644
--- a/src/pt/yesmangas/src/eu/kanade/tachiyomi/extension/pt/yesmangas/YesMangas.kt
+++ b/src/pt/yesmangas/src/eu/kanade/tachiyomi/extension/pt/yesmangas/YesMangas.kt
@@ -119,7 +119,7 @@ class YesMangas : ParsedHttpSource() {
 
     private fun String.withoutLanguage(): String = replace(LANG_REGEX, "")
 
-    private fun String.toLargeUrl(): String = replace(IMAGE_REGEX, ".")
+    private fun String.toLargeUrl(): String = replace(IMAGE_REGEX, "_full.")
 
     private fun Elements.textWithoutLabel(): String = text()!!.substringAfter(":").trim()
 
@@ -130,7 +130,8 @@ class YesMangas : ParsedHttpSource() {
     }
 
     companion object {
-        private const val USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.105 Safari/537.36"
+        private const val USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) " +
+            "AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36"
 
         private val LANG_REGEX = "( )?\\((PT-)?BR\\)".toRegex()
         private val IMAGE_REGEX = "_(small|medium|xmedium|xlarge)\\.".toRegex()