diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 865b0e65e..13e140977 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -14,15 +14,15 @@ object Dependencies {
   // sbt modules
   private val ioVersion = nightlyVersion.getOrElse("1.4.0") // revert the swoval library dependency in build.sbt mainProj when this is next bumped
   private val lmVersion =
-    sys.props.get("sbt.build.lm.version").orElse(nightlyVersion).getOrElse("1.4.1")
-  val zincVersion = nightlyVersion.getOrElse("1.4.3")
+    sys.props.get("sbt.build.lm.version").orElse(nightlyVersion).getOrElse("1.4.3")
+  val zincVersion = nightlyVersion.getOrElse("1.4.4")
 
   private val sbtIO = "org.scala-sbt" %% "io" % ioVersion
 
   private val libraryManagementCore = "org.scala-sbt" %% "librarymanagement-core" % lmVersion
   private val libraryManagementIvy = "org.scala-sbt" %% "librarymanagement-ivy" % lmVersion
 
-  val launcherVersion = "1.1.5"
+  val launcherVersion = "1.1.6"
   val launcherInterface = "org.scala-sbt" % "launcher-interface" % launcherVersion
   val rawLauncher = "org.scala-sbt" % "launcher" % launcherVersion
   val testInterface = "org.scala-sbt" % "test-interface" % "1.0"
diff --git a/project/build.properties b/project/build.properties
index c19c768d6..c06db1bb2 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.4.2
+sbt.version=1.4.5