diff --git a/source/dub/description.d b/source/dub/description.d
index e958501..cc7a9b7 100644
--- a/source/dub/description.d
+++ b/source/dub/description.d
@@ -52,6 +52,8 @@
 	string license;
 	string[] dependencies;
 
+	bool active; /// Does this package take part in the build?
+	string configuration; /// The configuration that is built
 	@byName TargetType targetType;
 	string targetPath;
 	string targetName;
diff --git a/source/dub/package_.d b/source/dub/package_.d
index 9e88c2d..45e4db2 100644
--- a/source/dub/package_.d
+++ b/source/dub/package_.d
@@ -366,6 +366,7 @@
 	PackageDescription describe(BuildPlatform platform, string config)
 	const {
 		PackageDescription ret;
+		ret.configuration = config;
 		ret.path = m_path.toNativeString();
 		ret.name = this.name;
 		ret.version_ = this.ver;
diff --git a/source/dub/project.d b/source/dub/project.d
index 9da370a..bc448ba 100644
--- a/source/dub/project.d
+++ b/source/dub/project.d
@@ -592,6 +592,9 @@
 		foreach (dep; m_dependencies)
 			ret.packages ~= dep.describe(platform, configs[dep.name]);
 
+		foreach (p; getTopologicalPackageList(false, null, configs))
+			ret.packages[ret.packages.countUntil!(pp => pp.name == p.name)].active = true;
+
 		if (build_type.length) {
 			// collect build target information (useful for build tools)
 			GeneratorSettings settings;