diff --git a/project/build.properties b/project/build.properties
index 72413de1..52413ab7 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.8.3
+sbt.version=1.9.3
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 972113ed..c638d60c 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -6,7 +6,7 @@ addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.6")
 addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.2.24")
 addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.10.1")
 addSbtPlugin("com.thesamet" % "sbt-protoc" % "1.0.6")
-addSbtPlugin("com.sourcegraph" % "sbt-sourcegraph" % "0.4.2")
+addSbtPlugin("com.sourcegraph" % "sbt-sourcegraph" % "0.4.3")
 addSbtPlugin("com.lightbend.sbt" % "sbt-java-formatter" % "0.6.1")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.3")
 addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.15.0")
diff --git a/website/project/build.properties b/website/project/build.properties
index 0b2e09c5..52413ab7 100644
--- a/website/project/build.properties
+++ b/website/project/build.properties
@@ -1 +1 @@
-sbt.version=1.4.7
+sbt.version=1.9.3