diff --git a/obp-api/src/main/scala/code/api/util/APIUtil.scala b/obp-api/src/main/scala/code/api/util/APIUtil.scala
index 4e2b4b389..ec1c5a4bc 100644
--- a/obp-api/src/main/scala/code/api/util/APIUtil.scala
+++ b/obp-api/src/main/scala/code/api/util/APIUtil.scala
@@ -3659,12 +3659,11 @@ object APIUtil extends MdcLoggable with CustomJsonFormats{
         `getPSD2-CERT`(cc.map(_.requestHeaders).getOrElse(Nil)) match {
           case Some(pem) =>
             logger.debug("PSD2-CERT pem: " + pem)
-            val decodedPem = URLDecoder.decode(pem,"UTF-8")
-            val validatedPem = X509.validate(decodedPem)
+            val validatedPem = X509.validate(pem)
             logger.debug("validatedPem: " + validatedPem)
             validatedPem match {
               case Full(true) =>
-                val hasServiceProvider = X509.extractPsd2Roles(decodedPem).map(_.exists(_ == serviceProvider))
+                val hasServiceProvider = X509.extractPsd2Roles(pem).map(_.exists(_ == serviceProvider))
                 logger.debug("hasServiceProvider: " + hasServiceProvider)
                 hasServiceProvider match {
                   case Full(true) => Full(true)