1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/ctfvisualizer/ctftimelinemodel.cpp b/src/plugins/ctfvisualizer/ctftimelinemodel.cpp
index 827f919055..d2e1402925 100644
--- a/src/plugins/ctfvisualizer/ctftimelinemodel.cpp
+++ b/src/plugins/ctfvisualizer/ctftimelinemodel.cpp
@@ -353,7 +353,7 @@ void CtfTimelineModel::addCounterValue(const json &event, qint64 normalizedTime,
     if (!event.contains("args")) return;
     // CTF documentation says all keys of 'args' should be displayed in
     // one stacked graph, but we will display them separately:
-    for (auto it: event["args"].items()) {
+    for (const auto &it : event["args"].items()) {
         std::string counterName = event.contains("id") ?
                     name + event.value("id", "") : name;
         const std::string &key = it.key();