diff --git a/project/plugins.sbt b/project/plugins.sbt
index 0e7e329..63e3e75 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,15 +1,6 @@
-addSbtPlugin("net.virtual-void" % "sbt-dependency-graph" % "0.9.2")
 
 addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.0.6")
 
 addSbtPlugin("org.scoverage" % "sbt-coveralls" % "1.3.5")
 
-addSbtPlugin("com.dwijnand" % "sbt-dynver" % "4.1.1")
-
-addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "3.9.15")
-
-addSbtPlugin("com.github.sbt" % "sbt-pgp" % "2.2.1")
-
-addSbtPlugin("com.github.sbt" % "sbt-git" % "2.0.1")
-
-addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.5.11")
+addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.5.12")