diff --git a/src/lib/mathlib/math/WelfordMean.hpp b/src/lib/mathlib/math/WelfordMean.hpp
index 30c4253811..329f929dd0 100644
--- a/src/lib/mathlib/math/WelfordMean.hpp
+++ b/src/lib/mathlib/math/WelfordMean.hpp
@@ -104,7 +104,6 @@ public:
 		_M2_accum = 0;
 	}
 
-	// Retrieve the mean, variance and sample variance
 	Type mean() const { return _mean; }
 	Type variance() const { return _M2 / (_count - 1); }
 	Type standard_deviation() const { return std::sqrt(variance()); }
diff --git a/src/lib/mathlib/math/WelfordMeanVector.hpp b/src/lib/mathlib/math/WelfordMeanVector.hpp
index d642128dc9..6c947a7917 100644
--- a/src/lib/mathlib/math/WelfordMeanVector.hpp
+++ b/src/lib/mathlib/math/WelfordMeanVector.hpp
@@ -140,7 +140,6 @@ public:
 		_M2_accum.zero();
 	}
 
-	// Retrieve the mean, variance and sample variance
 	matrix::Vector<Type, N> mean() const { return _mean; }
 	matrix::Vector<Type, N> variance() const { return _M2.diag() / (_count - 1); }
 	matrix::SquareMatrix<Type, N> covariance() const { return _M2 / (_count - 1); }