diff --git a/build.sbt b/build.sbt
index ff7a8e3d..59f85371 100644
--- a/build.sbt
+++ b/build.sbt
@@ -12,7 +12,7 @@ lazy val core = project
       scalaReflect.value % Provided,
       lombok % Test
     ),
-    scalapropsWithScalazlaws,
+    scalapropsWithScalaz,
     initialCommands :=
       """import com.typesafe.config.ConfigFactory._
         |import configs._
diff --git a/project/Release.scala b/project/Release.scala
index 6e028466..ac1c8123 100644
--- a/project/Release.scala
+++ b/project/Release.scala
@@ -88,7 +88,7 @@ object Release extends AutoPlugin {
     vcs.add(files: _*) ! st.log
     val status = vcs.status.!!.trim
     if (status.nonEmpty) {
-      vcs.commit(s"Update ${x.get(readmeFileName)}", sign) ! st.log
+      vcs.commit(s"Update ${x.get(readmeFileName)}", sign, false) ! st.log
     }
     st
   }
diff --git a/project/plugins.sbt b/project/plugins.sbt
index c91c892e..874d553b 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,5 +1,5 @@
 addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.2")
-addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "2.3")
-addSbtPlugin("com.github.gseitz" % "sbt-release" % "1.0.9")
-addSbtPlugin("com.github.scalaprops" % "sbt-scalaprops" % "0.3.0")
+addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "2.5")
+addSbtPlugin("com.github.gseitz" % "sbt-release" % "1.0.11")
+addSbtPlugin("com.github.scalaprops" % "sbt-scalaprops" % "0.3.1")
 addSbtPlugin("org.tpolecat" % "tut-plugin" % "0.6.10")