diff --git a/project/SparkBuild.scala b/project/SparkBuild.scala
index 8f0f310ddd24e82a02f3ec753d197e1596e6c26d..766edd9500c3070d3ad5ae1a75d08a7b37a404e3 100644
--- a/project/SparkBuild.scala
+++ b/project/SparkBuild.scala
@@ -164,7 +164,7 @@ object SparkBuild extends PomBuild {
     // Code snippet taken from https://issues.scala-lang.org/browse/SI-8410.
     compile in Compile := {
       val analysis = (compile in Compile).value
-      val s = streams.value
+      val out = streams.value
 
       def logProblem(l: (=> String) => Unit, f: File, p: xsbti.Problem) = {
         l(f.toString + ":" + p.position.line.fold("")(_ + ":") + " " + p.message)
@@ -181,7 +181,14 @@ object SparkBuild extends PomBuild {
             failed = failed + 1
           }
 
-          logProblem(if (deprecation) s.log.warn else s.log.error, k, p)
+          val printer: (=> String) => Unit = s => if (deprecation) {
+            out.log.warn(s)
+          } else {
+            out.log.error("[warn] " + s)
+          }
+
+          logProblem(printer, k, p)
+
         }
       }