diff --git a/build.sbt b/build.sbt
index 6e558ce..af38e69 100644
--- a/build.sbt
+++ b/build.sbt
@@ -12,8 +12,8 @@ developers += Developer(
 )
 
 libraryDependencies ++= Seq(
-  "org.specs2" %% "specs2-core" % "4.10.3" % "test",
-  "org.specs2" %% "specs2-scalacheck" % "4.10.3" % "test",
+  "org.specs2" %% "specs2-core" % "4.10.6" % "test",
+  "org.specs2" %% "specs2-scalacheck" % "4.10.6" % "test",
   "io.spray" %% "spray-json" % "1.3.6",
 
   // Trireme