diff --git a/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/ParentProjectDescriptor.xtend b/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/ParentProjectDescriptor.xtend
index b398b3429..7cfa6841f 100644
--- a/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/ParentProjectDescriptor.xtend
+++ b/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/ParentProjectDescriptor.xtend
@@ -282,6 +282,9 @@ class ParentProjectDescriptor extends ProjectDescriptor {
 										<fileset>
 											«FOR dir : #[Outlet.MAIN_XTEND_GEN, Outlet.TEST_XTEND_GEN].toSet.map[sourceFolder]»
 												<directory>${basedir}/«dir»</directory>
+												<includes>
+													<include>**/*</include>
+												</includes>
 											«ENDFOR»
 										</fileset>
 									</filesets>
diff --git a/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/RuntimeProjectDescriptor.xtend b/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/RuntimeProjectDescriptor.xtend
index 3dead2174..916562ce3 100644
--- a/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/RuntimeProjectDescriptor.xtend
+++ b/plugins/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/RuntimeProjectDescriptor.xtend
@@ -360,11 +360,17 @@ class RuntimeProjectDescriptor extends TestedProjectDescriptor {
 										«IF p.enabled»
 											<fileset>
 												<directory>${basedir}/../«p.name»/«Outlet.MAIN_SRC_GEN.sourceFolder»/</directory>
+												<includes>
+													<include>**/*</include>
+												</includes>
 											</fileset>
 											«IF p instanceof TestedProjectDescriptor»
 												«IF p.testProject.enabled»
 													<fileset>
 														<directory>${basedir}/../«if(p.testProject.isInlined) p.name else p.testProject.name»/«Outlet.TEST_SRC_GEN.sourceFolder»/</directory>
+														<includes>
+															<include>**/*</include>
+														</includes>
 													</fileset>
 												«ENDIF»
 											«ENDIF»
diff --git a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/org.xtext.example.full/pom.xml b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/org.xtext.example.full/pom.xml
index 486021a10..5f42d4456 100644
--- a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/org.xtext.example.full/pom.xml
+++ b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/org.xtext.example.full/pom.xml
@@ -63,21 +63,39 @@
 					<filesets combine.children="append">
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.full/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.full.tests/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.full.ide/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.full.ui/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.full.ui.tests/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.full.web/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/model/generated/</directory>
diff --git a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/pom.xml b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/pom.xml
index cca72ba81..f9c2ca73f 100644
--- a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/pom.xml
+++ b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.full/org.xtext.example.full.parent/pom.xml
@@ -87,7 +87,13 @@
 						<filesets>
 							<fileset>
 								<directory>${basedir}/xtend-gen</directory>
+								<includes>
+									<include>**/*</include>
+								</includes>
 								<directory>${basedir}/xtend-gen</directory>
+								<includes>
+									<include>**/*</include>
+								</includes>
 							</fileset>
 						</filesets>
 					</configuration>
diff --git a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/org.xtext.example.mavenTycho/pom.xml b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/org.xtext.example.mavenTycho/pom.xml
index 084977cb9..6fd7d61af 100644
--- a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/org.xtext.example.mavenTycho/pom.xml
+++ b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/org.xtext.example.mavenTycho/pom.xml
@@ -63,21 +63,39 @@
 					<filesets combine.children="append">
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.mavenTycho/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.mavenTycho.tests/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.mavenTycho.ide/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.mavenTycho.ui/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.mavenTycho.ui.tests/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.mavenTycho.web/src-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/model/generated/</directory>
diff --git a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/pom.xml b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/pom.xml
index 02d53aaa4..d19616b60 100644
--- a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/pom.xml
+++ b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.mavenTycho/org.xtext.example.mavenTycho.parent/pom.xml
@@ -89,7 +89,13 @@
 						<filesets>
 							<fileset>
 								<directory>${basedir}/xtend-gen</directory>
+								<includes>
+									<include>**/*</include>
+								</includes>
 								<directory>${basedir}/xtend-gen</directory>
+								<includes>
+									<include>**/*</include>
+								</includes>
 							</fileset>
 						</filesets>
 					</configuration>
diff --git a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/org.xtext.example.plainMaven/pom.xml b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/org.xtext.example.plainMaven/pom.xml
index e48b014de..c17a6e5c2 100644
--- a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/org.xtext.example.plainMaven/pom.xml
+++ b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/org.xtext.example.plainMaven/pom.xml
@@ -46,15 +46,27 @@
 					<filesets combine.children="append">
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.plainMaven/src/main/xtext-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.plainMaven/src/test/xtext-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.plainMaven.ide/src/main/xtext-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/../org.xtext.example.plainMaven.web/src/main/xtext-gen/</directory>
+							<includes>
+								<include>**/*</include>
+							</includes>
 						</fileset>
 						<fileset>
 							<directory>${basedir}/model/generated/</directory>
diff --git a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/pom.xml b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/pom.xml
index 3de6b7365..2509d471e 100644
--- a/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/pom.xml
+++ b/tests/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.plainMaven/org.xtext.example.plainMaven.parent/pom.xml
@@ -45,7 +45,13 @@
 						<filesets>
 							<fileset>
 								<directory>${basedir}/src/main/xtend-gen</directory>
+								<includes>
+									<include>**/*</include>
+								</includes>
 								<directory>${basedir}/src/test/xtend-gen</directory>
+								<includes>
+									<include>**/*</include>
+								</includes>
 							</fileset>
 						</filesets>
 					</configuration>