diff --git a/libs/geom/include/psemek/geom/point.hpp b/libs/geom/include/psemek/geom/point.hpp
index a5308890..eb4fa164 100644
--- a/libs/geom/include/psemek/geom/point.hpp
+++ b/libs/geom/include/psemek/geom/point.hpp
@@ -24,7 +24,7 @@ namespace psemek::geom
 
 		template <typename ... Args>
 		point(Args && ... args)
-			: coords{ std::forward<Args>(args)... }
+			: coords{ static_cast<T>(std::forward<Args>(args))... }
 		{
 			static_assert(sizeof...(Args) == N);
 		}
diff --git a/libs/geom/include/psemek/geom/vector.hpp b/libs/geom/include/psemek/geom/vector.hpp
index 672ecda5..8287b6ff 100644
--- a/libs/geom/include/psemek/geom/vector.hpp
+++ b/libs/geom/include/psemek/geom/vector.hpp
@@ -27,7 +27,7 @@ namespace psemek::geom
 
 		template <typename ... Args>
 		vector(Args && ... args)
-			: coords{ std::forward<Args>(args)... }
+			: coords{ static_cast<T>(std::forward<Args>(args))... }
 		{
 			static_assert(sizeof...(Args) == N);
 		}
diff --git a/libs/util/include/psemek/util/array.hpp b/libs/util/include/psemek/util/array.hpp
index 9e9eb65d..44dbbf7b 100644
--- a/libs/util/include/psemek/util/array.hpp
+++ b/libs/util/include/psemek/util/array.hpp
@@ -215,7 +215,7 @@ namespace psemek::util
 	template <typename ... Ixs>
 	T & array<T, N>::operator()(Ixs ... ixs)
 	{
-		dims_type dims{ixs...};
+		dims_type dims{static_cast<std::size_t>(ixs)...};
 		return (*this)(dims);
 	}
 
@@ -223,7 +223,7 @@ namespace psemek::util
 	template <typename ... Ixs>
 	T const & array<T, N>::operator()(Ixs ... ixs) const
 	{
-		dims_type dims{ixs...};
+		dims_type dims{static_cast<std::size_t>(ixs)...};
 		return (*this)(dims);
 	}