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-rw-r--r--src/resultrecorder.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/resultrecorder.cpp b/src/resultrecorder.cpp
index e69794e..343c94a 100644
--- a/src/resultrecorder.cpp
+++ b/src/resultrecorder.cpp
@@ -156,7 +156,7 @@ void ResultRecorder::recordOperationsPerFrameAverage(qreal ops, int samples, qre
benchMap["samples-total"] = samples; // compatibility
benchMap["standard-deviation"] = stddev;
benchMap["standard-deviation-all-samples"] = stddev; // compatibility
- benchMap["standard-error"] = stddev / sqrt(samples);
+ benchMap["standard-error"] = stddev / std::sqrt(samples);
benchMap["coefficient-of-variation"] = stddev / ops;
benchMap["median"] = median;