diff --git a/src/tools/clangrefactoringbackend/source/collectmacrossourcefilecallbacks.h b/src/tools/clangrefactoringbackend/source/collectmacrossourcefilecallbacks.h
index c3a582d1673..b824f157d78 100644
--- a/src/tools/clangrefactoringbackend/source/collectmacrossourcefilecallbacks.h
+++ b/src/tools/clangrefactoringbackend/source/collectmacrossourcefilecallbacks.h
@@ -60,9 +60,11 @@ public:
         m_sourceFiles = filePathIds;
     }
 
-    void clearSourceFiles()
+    void clear()
     {
         m_sourceFiles.clear();
+        m_usedMacros.clear();
+        m_fileInformations.clear();
     }
 
     const UsedMacros &usedMacros() const
diff --git a/src/tools/clangrefactoringbackend/source/symbolscollector.cpp b/src/tools/clangrefactoringbackend/source/symbolscollector.cpp
index fbf75a66c8b..789bd3c743d 100644
--- a/src/tools/clangrefactoringbackend/source/symbolscollector.cpp
+++ b/src/tools/clangrefactoringbackend/source/symbolscollector.cpp
@@ -48,7 +48,7 @@ void SymbolsCollector::addUnsavedFiles(const V2::FileContainers &unsavedFiles)
 
 void SymbolsCollector::clear()
 {
-    m_collectMacrosSourceFileCallbacks.clearSourceFiles();
+    m_collectMacrosSourceFileCallbacks.clear();
     m_symbolEntries.clear();
     m_sourceLocationEntries.clear();
     m_clangTool = ClangTool();
diff --git a/tests/unit/unittest/symbolscollector-test.cpp b/tests/unit/unittest/symbolscollector-test.cpp
index 0f43249bf24..fb545d2411a 100644
--- a/tests/unit/unittest/symbolscollector-test.cpp
+++ b/tests/unit/unittest/symbolscollector-test.cpp
@@ -303,6 +303,26 @@ TEST_F(SymbolsCollector, ClearSourceLocations)
     ASSERT_THAT(collector.sourceLocations(), IsEmpty());
 }
 
+TEST_F(SymbolsCollector, ClearFileInformation)
+{
+    collector.addFiles({filePathId(TESTDATA_DIR "/symbolscollector_main.cpp")}, {"cc"});
+    collector.collectSymbols();
+
+    collector.clear();
+
+    ASSERT_THAT(collector.fileInformations(), IsEmpty());
+}
+
+TEST_F(SymbolsCollector, ClearUsedMacros)
+{
+    collector.addFiles({filePathId(TESTDATA_DIR "/symbolscollector_defines.h")}, {"cc"});
+    collector.collectSymbols();
+
+    collector.clear();
+
+    ASSERT_THAT(collector.usedMacros(), IsEmpty());
+}
+
 TEST_F(SymbolsCollector, DontCollectSymbolsAfterFilesAreCleared)
 {
     collector.addFiles({filePathId(TESTDATA_DIR "/symbolscollector_main.cpp")}, {"cc"});
@@ -323,6 +343,26 @@ TEST_F(SymbolsCollector, DontCollectSourceFilesAfterFilesAreCleared)
     ASSERT_THAT(collector.sourceFiles(), IsEmpty());
 }
 
+TEST_F(SymbolsCollector, DontCollectFileInformationAfterFilesAreCleared)
+{
+    collector.addFiles({filePathId(TESTDATA_DIR "/symbolscollector_main.cpp")}, {"cc"});
+
+    collector.clear();
+    collector.collectSymbols();
+
+    ASSERT_THAT(collector.fileInformations(), IsEmpty());
+}
+
+TEST_F(SymbolsCollector, DontCollectUsedMacrosAfterFilesAreCleared)
+{
+    collector.addFiles({filePathId(TESTDATA_DIR "/symbolscollector_main.cpp")}, {"cc"});
+
+    collector.clear();
+    collector.collectSymbols();
+
+    ASSERT_THAT(collector.usedMacros(), IsEmpty());
+}
+
 TEST_F(SymbolsCollector, CollectUsedMacrosWithExternalDefine)
 {
     auto fileId = filePathId(TESTDATA_DIR "/symbolscollector_defines.h");