diff --git a/main/src/main/scala/sbt/internal/librarymanagement/CoursierInputsTasks.scala b/main/src/main/scala/sbt/internal/librarymanagement/CoursierInputsTasks.scala
index b8906840f..b837b737d 100644
--- a/main/src/main/scala/sbt/internal/librarymanagement/CoursierInputsTasks.scala
+++ b/main/src/main/scala/sbt/internal/librarymanagement/CoursierInputsTasks.scala
@@ -58,16 +58,14 @@ private[sbt] object CoursierInputsTasks {
       sv,
       sbv
     )
-    val proj1 = proj0.copy(
-      dependencies = proj0.dependencies.map {
-        case (config, dep) =>
-          (config, dep.copy(exclusions = dep.exclusions ++ exclusions0))
-      }
-    )
+    val proj1 = proj0.withDependencies(proj0.dependencies.map {
+      case (config, dep) =>
+        (config, dep.withExclusions(dep.exclusions ++ exclusions0))
+    })
     auOpt match {
       case Some(au) =>
         val props = proj1.properties :+ ("info.apiURL" -> au.toString)
-        proj1.copy(properties = props)
+        proj1.withProperties(props)
       case _ => proj1
     }
   }
diff --git a/main/src/main/scala/sbt/internal/librarymanagement/IvyXml.scala b/main/src/main/scala/sbt/internal/librarymanagement/IvyXml.scala
index c76992aff..9934d485c 100644
--- a/main/src/main/scala/sbt/internal/librarymanagement/IvyXml.scala
+++ b/main/src/main/scala/sbt/internal/librarymanagement/IvyXml.scala
@@ -85,11 +85,9 @@ object IvyXml {
           .collect { case (conf, dep) if conf.value == shadedConfig.value => dep }
       }
 
-    val project: Project = project0.copy(
-      dependencies = project0.dependencies.collect {
-        case p @ (_, dep) if !filterOutDependencies(dep) => p
-      }
-    )
+    val project: Project = project0.withDependencies(project0.dependencies.collect {
+      case p @ (_, dep) if !filterOutDependencies(dep) => p
+    })
 
     val infoAttrs =
       (project.module.attributes.toSeq ++ project.properties).foldLeft[xml.MetaData](xml.Null) {
@@ -186,7 +184,7 @@ object IvyXml {
             val currentProject = {
               val proj = csrProject.value
               val publications = csrPublications.value
-              proj.copy(publications = publications)
+              proj.withPublications(publications)
             }
             IvyXml.writeFiles(
               currentProject,
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index ec8ed92b1..9c5f0a5fb 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -112,7 +112,7 @@ object Dependencies {
   def addSbtZincCompileCore(p: Project): Project =
     addSbtModule(p, sbtZincPath, "zincCompileCore", zincCompileCore)
 
-  val lmCoursierVersion = "1.1.0-M14-3"
+  val lmCoursierVersion = "1.1.0-M14-4"
   val lmCoursierShaded = "io.get-coursier" %% "lm-coursier-shaded" % lmCoursierVersion
 
   val sjsonNewScalaJson = Def.setting {