diff --git a/src/plugins/clangcodemodel/clangdfindreferences.cpp b/src/plugins/clangcodemodel/clangdfindreferences.cpp
index c3ba6c2b8f6..19e1df4dd16 100644
--- a/src/plugins/clangcodemodel/clangdfindreferences.cpp
+++ b/src/plugins/clangcodemodel/clangdfindreferences.cpp
@@ -456,9 +456,10 @@ void ClangdFindReferences::Private::addSearchResultsForFile(const FilePath &file
         item.setContainingFunctionName(getContainingFunction(astPath, range).detail());
 
         if (search->supportsReplace()) {
-            const bool fileInSession = ProjectManager::projectForFile(file);
-            item.setSelectForReplacement(fileInSession);
-            if (fileInSession && file.baseName().compare(replacementData->oldSymbolName,
+            const Node * const node = ProjectTree::nodeForFile(file);
+            item.setSelectForReplacement(!ProjectManager::hasProjects()
+                                         || (node && !node->isGenerated()));
+            if (node && file.baseName().compare(replacementData->oldSymbolName,
                                                          Qt::CaseInsensitive) == 0) {
                 replacementData->fileRenameCandidates << file;
             }
diff --git a/src/plugins/cppeditor/cppfindreferences.cpp b/src/plugins/cppeditor/cppfindreferences.cpp
index a894c3ffe06..25b3e110d53 100644
--- a/src/plugins/cppeditor/cppfindreferences.cpp
+++ b/src/plugins/cppeditor/cppfindreferences.cpp
@@ -577,8 +577,9 @@ static void displayResults(SearchResult *search,
         item.setStyle(colorStyleForUsageType(result.tags));
         item.setUseTextEditorFont(true);
         if (search->supportsReplace()) {
+            const Node * const node = ProjectTree::nodeForFile(result.path);
             item.setSelectForReplacement(!ProjectManager::hasProjects()
-                                         || ProjectManager::projectForFile(result.path));
+                                         || (node && !node->isGenerated()));
         }
         search->addResult(item);
 
diff --git a/src/plugins/languageclient/languageclientsymbolsupport.cpp b/src/plugins/languageclient/languageclientsymbolsupport.cpp
index 13dddd38e23..867137fcc07 100644
--- a/src/plugins/languageclient/languageclientsymbolsupport.cpp
+++ b/src/plugins/languageclient/languageclientsymbolsupport.cpp
@@ -14,6 +14,8 @@
 
 #include <projectexplorer/projectexplorer.h>
 #include <projectexplorer/projectmanager.h>
+#include <projectexplorer/projectnodes.h>
+#include <projectexplorer/projecttree.h>
 
 #include <utils/algorithm.h>
 #include <utils/mimeutils.h>
@@ -308,10 +310,10 @@ Utils::SearchResultItems generateSearchResultItems(
         item.setFilePath(filePath);
         item.setUseTextEditorFont(true);
         if (renaming && limitToProjects) {
-            const bool fileBelongsToProject = ProjectExplorer::ProjectManager::projectForFile(
-                filePath);
-            item.setSelectForReplacement(fileBelongsToProject);
-            if (fileBelongsToProject
+            const ProjectExplorer::Node * const node
+                = ProjectExplorer::ProjectTree::nodeForFile(filePath);
+            item.setSelectForReplacement(node && !node->isGenerated());
+            if (node
                 && filePath.baseName().compare(oldSymbolName, Qt::CaseInsensitive) == 0) {
                 fileRenameCandidates << filePath;
             }