diff --git a/zio-http/shared/src/main/scala/zio/http/Header.scala b/zio-http/shared/src/main/scala/zio/http/Header.scala
index 48a87bb8ad..1e20f26db8 100644
--- a/zio-http/shared/src/main/scala/zio/http/Header.scala
+++ b/zio-http/shared/src/main/scala/zio/http/Header.scala
@@ -1088,7 +1088,7 @@ object Header {
 
     private def parseBasic(value: String): Either[String, Authorization] = {
       try {
-        val partsOfBasic = new String(Base64.getDecoder.decode(value)).split(":")
+        val partsOfBasic = new String(Base64.getDecoder.decode(value)).split(":", 2)
         if (partsOfBasic.length == 2) {
           Right(Basic(partsOfBasic(0), Secret(partsOfBasic(1))))
         } else {