diff --git a/server/src/main/scala/org/apache/livy/utils/LineBufferedStream.scala b/server/src/main/scala/org/apache/livy/utils/LineBufferedStream.scala
index 3298c9d..6896d2f 100644
--- a/server/src/main/scala/org/apache/livy/utils/LineBufferedStream.scala
+++ b/server/src/main/scala/org/apache/livy/utils/LineBufferedStream.scala
@@ -38,7 +38,7 @@
     override def run() = {
       val lines = Source.fromInputStream(inputStream).getLines()
       for (line <- lines) {
-        info(s"stdout: $line")
+        info(line)
         _lock.lock()
         try {
           _lines.add(line)