diff --git a/sbt-jmh-tester/project/plugins.sbt b/sbt-jmh-tester/project/plugins.sbt
index 9d6290e..fe6e29a 100644
--- a/sbt-jmh-tester/project/plugins.sbt
+++ b/sbt-jmh-tester/project/plugins.sbt
@@ -1,5 +1,5 @@
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % {
-  val is = io.Source.fromFile(new File("../version.sbt")).mkString
+  val is = scala.io.Source.fromFile(new File("../version.sbt")).mkString
   val it = is.replaceAll("version in ThisBuild := ", "").replaceAll("\"", "").replaceAll("\n", "")
   it
 }, "1.3", "2.12")