diff --git a/Examples/Io/Root/src/RootTrajectoryStatesWriter.cpp b/Examples/Io/Root/src/RootTrajectoryStatesWriter.cpp
index 51c579a1e43..d42366b9567 100644
--- a/Examples/Io/Root/src/RootTrajectoryStatesWriter.cpp
+++ b/Examples/Io/Root/src/RootTrajectoryStatesWriter.cpp
@@ -218,7 +218,11 @@ ActsExamples::RootTrajectoryStatesWriter::RootTrajectoryStatesWriter(
   }
 }
 
-ActsExamples::RootTrajectoryStatesWriter::~RootTrajectoryStatesWriter() {}
+ActsExamples::RootTrajectoryStatesWriter::~RootTrajectoryStatesWriter() {
+  if (m_outputFile) {
+    m_outputFile->Close();
+  }
+}
 
 ActsExamples::ProcessCode ActsExamples::RootTrajectoryStatesWriter::endRun() {
   if (m_outputFile) {
@@ -226,7 +230,6 @@ ActsExamples::ProcessCode ActsExamples::RootTrajectoryStatesWriter::endRun() {
     m_outputTree->Write();
     ACTS_INFO("Write states of trajectories to tree '"
               << m_cfg.treeName << "' in '" << m_cfg.treeName << "'");
-    m_outputFile->Close();
   }
   return ProcessCode::SUCCESS;
 }
diff --git a/Examples/Io/Root/src/RootTrajectorySummaryWriter.cpp b/Examples/Io/Root/src/RootTrajectorySummaryWriter.cpp
index 028499d5588..f299e7e89e2 100644
--- a/Examples/Io/Root/src/RootTrajectorySummaryWriter.cpp
+++ b/Examples/Io/Root/src/RootTrajectorySummaryWriter.cpp
@@ -128,7 +128,11 @@ ActsExamples::RootTrajectorySummaryWriter::RootTrajectorySummaryWriter(
   }
 }
 
-ActsExamples::RootTrajectorySummaryWriter::~RootTrajectorySummaryWriter() {}
+ActsExamples::RootTrajectorySummaryWriter::~RootTrajectorySummaryWriter() {
+  if (m_outputFile) {
+    m_outputFile->Close();
+  }
+}
 
 ActsExamples::ProcessCode ActsExamples::RootTrajectorySummaryWriter::endRun() {
   if (m_outputFile) {
@@ -136,7 +140,6 @@ ActsExamples::ProcessCode ActsExamples::RootTrajectorySummaryWriter::endRun() {
     m_outputTree->Write();
     ACTS_INFO("Write parameters of trajectories to tree '"
               << m_cfg.treeName << "' in '" << m_cfg.filePath << "'");
-    m_outputFile->Close();
   }
   return ProcessCode::SUCCESS;
 }