diff --git a/src/plugins/qmakeprojectmanager/qmakenodetreebuilder.cpp b/src/plugins/qmakeprojectmanager/qmakenodetreebuilder.cpp
index 8ae6a7cf1e5..10fc625d562 100644
--- a/src/plugins/qmakeprojectmanager/qmakenodetreebuilder.cpp
+++ b/src/plugins/qmakeprojectmanager/qmakenodetreebuilder.cpp
@@ -179,7 +179,8 @@ static void createTree(QmakeBuildSystem *buildSystem,
             vfolder->setIcon(fileTypes.at(i).icon);
             vfolder->setDisplayName(fileTypes.at(i).typeName);
             vfolder->setAddFileFilter(fileTypes.at(i).addFileFilter);
-            vfolder->setIsSourcesOrHeaders(type == FileType::Source || type == FileType::Header);
+            vfolder->setIsSourcesOrHeaders(type == FileType::Source || type == FileType::Header
+                                           || type == FileType::Form);
 
             if (type == FileType::Resource) {
                 for (const auto &file : newFilePaths) {