diff --git a/utest/KalmanFilter.test.cpp b/utest/KalmanFilter.test.cpp
index c0b35601..fea572ec 100644
--- a/utest/KalmanFilter.test.cpp
+++ b/utest/KalmanFilter.test.cpp
@@ -3,7 +3,7 @@
 #include "xo/kalmanfilter/KalmanFilter.hpp"
 #include "xo/kalmanfilter/KalmanFilterEngine.hpp"
 #include "xo/kalmanfilter/print_eigen.hpp"
-#include "statistics/SampleStatistics.hpp"
+#include "xo/statistics/SampleStatistics.hpp"
 #include "xo/randomgen/normalgen.hpp"
 #include "xo/randomgen/xoshiro256.hpp"
 #include "xo/indentlog/scope.hpp"