diff --git a/build.sbt b/build.sbt
index fb96d5e..4219075 100644
--- a/build.sbt
+++ b/build.sbt
@@ -27,7 +27,7 @@ libraryDependencies ++= Seq(
 
 // test dependencies
 libraryDependencies ++= Seq(
-  "org.scalatest" %% "scalatest" % "3.0.5" % "test"
+  "org.scalatest" %% "scalatest" % "3.2.20" % "test"
 )
 
 // sbt-release settings