diff --git a/.scalafmt.conf b/.scalafmt.conf
index c58131a..27b56a0 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,2 +1,3 @@
 version=3.8.3
-maxColumn = 140
\ No newline at end of file
+maxColumn=140
+dialect=scala212
\ No newline at end of file
diff --git a/extra/src/main/scala/com/softwaremill/SbtSoftwareMillExtra.scala b/extra/src/main/scala/com/softwaremill/SbtSoftwareMillExtra.scala
index 2eae542..40fe60d 100644
--- a/extra/src/main/scala/com/softwaremill/SbtSoftwareMillExtra.scala
+++ b/extra/src/main/scala/com/softwaremill/SbtSoftwareMillExtra.scala
@@ -3,6 +3,7 @@ package com.softwaremill
 import sbt._
 import Keys._
 import net.vonbuchholtz.sbt.dependencycheck.DependencyCheckPlugin
+import java.net.URI
 
 object SbtSoftwareMillExtra extends AutoPlugin {
   override def requires = plugins.JvmPlugin
@@ -19,7 +20,7 @@ object SbtSoftwareMillExtra extends AutoPlugin {
   )
 
   lazy val dependencyCheckSettings = Seq(
-    DependencyCheckPlugin.autoImport.dependencyCheckCveUrlModified := Some(new URL("http://nvdmirror.sml.io/")),
+    DependencyCheckPlugin.autoImport.dependencyCheckCveUrlModified := Some(URI.create("http://nvdmirror.sml.io/").toURL()),
     DependencyCheckPlugin.autoImport.dependencyCheckCveUrlBase := Some("http://nvdmirror.sml.io/"),
     DependencyCheckPlugin.autoImport.dependencyCheckAssemblyAnalyzerEnabled := Some(false),
     DependencyCheckPlugin.autoImport.dependencyCheckFormat := "All"
diff --git a/publish/src/main/scala/com/softwaremill/Publish.scala b/publish/src/main/scala/com/softwaremill/Publish.scala
index 7bbc83e..36facc8 100644
--- a/publish/src/main/scala/com/softwaremill/Publish.scala
+++ b/publish/src/main/scala/com/softwaremill/Publish.scala
@@ -4,6 +4,7 @@ import sbt.Keys._
 import sbt._
 import sbtdynver.DynVerPlugin.autoImport.dynverTagPrefix
 import xerial.sbt.Sonatype.autoImport.{sonatypeProfileName, sonatypeCredentialHost}
+import java.net.URI
 
 trait Publish {
   lazy val ossPublishSettings = Seq(
@@ -18,7 +19,7 @@ trait Publish {
         id = "softwaremill",
         name = "SoftwareMill",
         email = "info@softwaremill.com",
-        url = new URL("https://softwaremill.com")
+        url = URI.create("https://softwaremill.com").toURL()
       )
     ),
     updateDocs := UpdateVersionInDocs(sLog.value, organization.value, version.value),
@@ -34,26 +35,26 @@ trait Publish {
   private val releaseCommand = Command.command("release") { state =>
     var s = state
     s.log.info("Current version:")
-    s = Command.process("version", s)
+    s = processCommandOrThrow("version", s)
     val version = readNextVersion()
 
     val tagPrefix = Project.extract(s).getOpt(ThisBuild / dynverTagPrefix).getOrElse("v")
     val tag = tagPrefix + version
 
-    s = Command.process(s"""set ThisBuild/version := "$version"""", s)
+    s = processCommandOrThrow(s"""set ThisBuild/version := "$version"""", s)
 
     val (s2, files) = Project.extract(s).runTask(updateDocs, s)
     s = s2
     s = addFilesToGit(s, files)
 
     s.log.info(s"\nDocs updated, git status:\n")
-    s = Command.process(s"git status", s)
+    s = processCommandOrThrow(s"git status", s)
     s.log.info(s"\n")
 
-    s = Command.process(s"""git commit -m "Release $version"""", s)
+    s = processCommandOrThrow(s"""git commit -m "Release $version"""", s)
 
     s.log.info(s"Tagging release as: $tag")
-    s = Command.process(s"git tag $tag", s)
+    s = processCommandOrThrow(s"git tag $tag", s)
 
     s = pushChanges(s)
     s
@@ -68,16 +69,19 @@ trait Publish {
 
   private def addFilesToGit(state: State, fs: Seq[File]): State =
     fs.foldLeft(state) { case (s, f) =>
-      Command.process(s"git add ${f.getAbsolutePath}", s)
+      processCommandOrThrow(s"git add ${f.getAbsolutePath}", s)
     }
 
   private def pushChanges(state: State): State =
     SimpleReader.readLine("Push changes? [y/n] ") match {
       case Some("y") =>
-        val state2 = Command.process(s"git push", state)
-        Command.process(s"git push --tags", state2)
+        val state2 = processCommandOrThrow(s"git push", state)
+        processCommandOrThrow(s"git push --tags", state2)
       case _ => sys.error("Aborting, not pushing changes"); state
     }
+
+  private def processCommandOrThrow(command: String, state: State): State =
+    Command.process(command, state, msg => throw new RuntimeException(msg))
 }
 
 object Publish extends Publish