diff --git a/sbt-app/src/sbt-test/package/mappings-directory/build.sbt b/sbt-app/src/sbt-test/package/mappings-directory/build.sbt
new file mode 100644
index 000000000..ba90f90a7
--- /dev/null
+++ b/sbt-app/src/sbt-test/package/mappings-directory/build.sbt
@@ -0,0 +1,16 @@
+name := "Mappings Test"
+
+scalaVersion := "3.3.1"
+version := "0.2"
+
+Compile / packageBin / mappings ++= {
+  val converter = fileConverter.value
+  Path.directory(file("test")).map { case (f,s) => converter.toVirtualFile(f.toPath) -> s }
+}
+
+lazy val unzipPackage = taskKey[Unit]("extract jar file")
+unzipPackage := {
+  val converter = fileConverter.value
+  val p = converter.toPath((Compile / packageBin).value)
+  IO.unzip(p.toFile(), target.value / "extracted")
+}
diff --git a/sbt-app/src/sbt-test/package/mappings-directory/test b/sbt-app/src/sbt-test/package/mappings-directory/test
new file mode 100644
index 000000000..30589f08d
--- /dev/null
+++ b/sbt-app/src/sbt-test/package/mappings-directory/test
@@ -0,0 +1,2 @@
+> unzipPackage
+$ exists target/out/jvm/scala-3.3.1/mappings-test/extracted/test
diff --git a/sbt-app/src/sbt-test/package/mappings-directory/test-directory/test b/sbt-app/src/sbt-test/package/mappings-directory/test-directory/test
new file mode 100644
index 000000000..e69de29bb