diff --git a/project/SharedVersions.scala b/project/SharedVersions.scala
index 359ed9abb..75097ecde 100644
--- a/project/SharedVersions.scala
+++ b/project/SharedVersions.scala
@@ -1,9 +1,9 @@
 
 object SharedVersions {
 
-  def fastParse = "0.4.2"
-  def http4s = "0.15.12a"
+  def fastParse = "0.4.3"
+  def http4s = "0.15.13a"
   def proguard = "5.3.3"
-  def scalaz = "7.2.12"
+  def scalaz = "7.2.13"
 
 }
diff --git a/project/plugins.sbt b/project/plugins.sbt
index e6a9de864..10c253f0b 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -11,7 +11,7 @@ plugins_(
   "io.get-coursier"   % "sbt-shading"     % coursierVersion,
   "org.xerial.sbt"    % "sbt-sonatype"    % "1.1",
   "com.timushev.sbt"  % "sbt-updates"     % "0.3.0",
-  "org.tpolecat"      % "tut-plugin"      % "0.5.1"
+  "org.tpolecat"      % "tut-plugin"      % "0.5.2"
 )
 
 libs ++= Seq(
diff --git a/tests/shared/src/test/resources/resolutions/io.get-coursier/coursier_2.11/1.0.0-SNAPSHOT b/tests/shared/src/test/resources/resolutions/io.get-coursier/coursier_2.11/1.0.0-SNAPSHOT
index 2176051fe..c0948197f 100644
--- a/tests/shared/src/test/resources/resolutions/io.get-coursier/coursier_2.11/1.0.0-SNAPSHOT
+++ b/tests/shared/src/test/resources/resolutions/io.get-coursier/coursier_2.11/1.0.0-SNAPSHOT
@@ -1,4 +1,4 @@
 io.get-coursier:coursier_2.11:1.0.0-SNAPSHOT:compile
 org.scala-lang:scala-library:2.11.11:default
 org.scala-lang.modules:scala-xml_2.11:1.0.6:default
-org.scalaz:scalaz-core_2.11:7.2.12:default
+org.scalaz:scalaz-core_2.11:7.2.13:default