diff --git a/build.sbt b/build.sbt
index a2cbe7d0..9f96ab2c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -62,7 +62,7 @@ lazy val parser = project
     libraryDependencies ++= Seq(
       // AST Parser
       "org.parboiled" %% "parboiled" % "2.4.0",
-      "org.scalatest" %% "scalatest" % "3.2.12" % Test
+      "org.scalatest" %% "scalatest" % "3.2.13" % Test
     ),
     apiURL := {
       val ver = CrossVersion.binaryScalaVersion(scalaVersion.value)
@@ -91,7 +91,7 @@ lazy val core = project
       "org.scala-lang" % "scala-reflect" % scalaVersion.value,
       // Testing
       "co.fs2" %% "fs2-core" % "2.5.11" % Test,
-      "org.scalatest" %% "scalatest" % "3.2.12" % Test,
+      "org.scalatest" %% "scalatest" % "3.2.13" % Test,
       "org.sangria-graphql" %% "sangria-marshalling-testkit" % "1.0.4" % Test,
       "org.sangria-graphql" %% "sangria-spray-json" % "1.0.3" % Test,
       "org.sangria-graphql" %% "sangria-argonaut" % "1.0.2" % Test,