diff --git a/Anima/math-tools/statistical_distributions/animaBaseDistribution.h b/Anima/math-tools/statistical_distributions/animaBaseDistribution.h
index e478da8d1..b6f0230c7 100644
--- a/Anima/math-tools/statistical_distributions/animaBaseDistribution.h
+++ b/Anima/math-tools/statistical_distributions/animaBaseDistribution.h
@@ -10,7 +10,7 @@
 namespace anima
 {
 	template <typename TValueType>
-	class ANIMASTATISTICALDISTRIBUTIONS_EXPORT BaseDistribution
+	class BaseDistribution
 	{
 	public:
 		using Self = BaseDistribution;
diff --git a/Anima/math-tools/statistical_distributions/animaDirichletDistribution.cxx b/Anima/math-tools/statistical_distributions/animaDirichletDistribution.cxx
index 3404ab19d..e7840fc49 100644
--- a/Anima/math-tools/statistical_distributions/animaDirichletDistribution.cxx
+++ b/Anima/math-tools/statistical_distributions/animaDirichletDistribution.cxx
@@ -1,6 +1,7 @@
 #include "animaDirichletDistribution.h"
 #include <animaGammaFunctions.h>
 
+#include <numeric>
 #include <itkMacro.h>
 
 namespace anima