diff --git a/.scalafmt.conf b/.scalafmt.conf
index 96e1dd6..72625ee 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,9 +1,17 @@
-version = "2.7.5"
+version = "3.7.17"
+runner.dialect = "scala213"
 maxColumn = 100
-docstrings = "ScalaDoc"
+docstrings {
+  style = SpaceAsterisk
+}
 assumeStandardLibraryStripMargin = true
-continuationIndent.callSite = 2
-continuationIndent.defnSite = 2
-newlines.alwaysBeforeTopLevelStatements = true
-rewrite.rules = [AvoidInfix, PreferCurlyFors, SortImports, SortModifiers]
-spaces.inImportCurlyBraces = true
+continuationIndent {
+  callSite = 2
+  defnSite = 2
+}
+rewrite {
+  rules = [AvoidInfix, PreferCurlyFors, SortImports, SortModifiers]
+}
+spaces {
+  inImportCurlyBraces = true
+}
diff --git a/core/build.sbt b/core/build.sbt
index 946270e..0196bdd 100644
--- a/core/build.sbt
+++ b/core/build.sbt
@@ -3,12 +3,12 @@ enablePlugins(SbtPlugin)
 name := "sbt-codeartifact-core"
 
 libraryDependencies ++= Seq(
-  "software.amazon.awssdk" % "sso" % "2.17.103",
-  "software.amazon.awssdk" % "codeartifact" % "2.17.103",
-  "software.amazon.awssdk" % "sts" % "2.17.103",
-  "com.lihaoyi" %% "requests" % "0.6.9",
-  "com.lihaoyi" %% "os-lib" % "0.7.8",
-  "com.lihaoyi" %% "utest" % "0.7.10" % Test
+  "software.amazon.awssdk" % "sso" % "2.21.37",
+  "software.amazon.awssdk" % "codeartifact" % "2.21.37",
+  "software.amazon.awssdk" % "sts" % "2.21.37",
+  "com.lihaoyi" %% "requests" % "0.8.0",
+  "com.lihaoyi" %% "os-lib" % "0.9.2",
+  "com.lihaoyi" %% "utest" % "0.8.2" % Test
 )
 
 testFrameworks += new TestFramework("utest.runner.Framework")
diff --git a/core/src/main/scala/codeartifact/CodeArtifactRepo.scala b/core/src/main/scala/codeartifact/CodeArtifactRepo.scala
index 1547e69..5fd45b6 100644
--- a/core/src/main/scala/codeartifact/CodeArtifactRepo.scala
+++ b/core/src/main/scala/codeartifact/CodeArtifactRepo.scala
@@ -22,14 +22,14 @@ object CodeArtifactRepo {
 
     // Url looks like:
     // https://<domain>-<owner>.d.codeartifact.us-west-2.amazonaws.com/maven/<repository>
-    val jurl = new java.net.URL(url)
+    val juri = new java.net.URI(url)
 
     // Split on slashes, and get the last element: <repository>.
-    val name = jurl.getPath().split('/').last
+    val name = juri.getPath().split('/').last
 
     // Split on dots. Take the head, which is the <domain>-<owner> section.
     // Split on dashes.
-    val host = jurl.getHost()
+    val host = juri.getHost()
     val parts = host.split('.').head.split('-')
     // Last element is <owner>.
     val owner = parts.last
diff --git a/core/src/test/scala/codeartifact/CodeArtifactRepoSpec.scala b/core/src/test/scala/codeartifact/CodeArtifactRepoSpec.scala
new file mode 100644
index 0000000..8c5882c
--- /dev/null
+++ b/core/src/test/scala/codeartifact/CodeArtifactRepoSpec.scala
@@ -0,0 +1,22 @@
+package codeartifact
+
+import utest._
+
+object CodeArtifactRepoSpec extends TestSuite {
+  val tests = Tests {
+    test("fromUrl") {
+      val raw =
+        "https://com-example-1234567890.d.codeartifact.us-west-2.amazonaws.com/maven/private"
+
+      val repo = CodeArtifactRepo.fromUrl(raw)
+
+      assert(repo.name == "private")
+      assert(repo.domain == "com-example")
+      assert(repo.host == "com-example-1234567890.d.codeartifact.us-west-2.amazonaws.com")
+      assert(repo.owner == "1234567890")
+      assert(repo.url == raw)
+      assert(repo.realm == "com-example/private")
+    }
+  }
+
+}
diff --git a/project/build.properties b/project/build.properties
index 3161d21..e8a1e24 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.6.1
+sbt.version=1.9.7
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 3afda2f..3d1f028 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,5 +1,5 @@
-addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat" % "0.1.20")
+addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat" % "0.4.4")
 
-addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.3")
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.6")
 
 addSbtPlugin("com.geirsson" % "sbt-ci-release" % "1.5.7")
diff --git a/sbt-codeartifact/src/main/scala/codeartifact/CodeArtifactKeys.scala b/sbt-codeartifact/src/main/scala/codeartifact/CodeArtifactKeys.scala
index b09a081..4f412a8 100644
--- a/sbt-codeartifact/src/main/scala/codeartifact/CodeArtifactKeys.scala
+++ b/sbt-codeartifact/src/main/scala/codeartifact/CodeArtifactKeys.scala
@@ -6,7 +6,7 @@ trait CodeArtifactKeys {
 
   ///////////
   // Tasks //
-  //////////.
+  ////////// .
 
   val codeArtifactPublish: TaskKey[Unit] =
     taskKey[Unit]("Publish to AWS CodeArtifact.")