diff --git a/libs/util/include/psemek/util/span.hpp b/libs/util/include/psemek/util/span.hpp
index aeb1d62d..8edaca8d 100644
--- a/libs/util/include/psemek/util/span.hpp
+++ b/libs/util/include/psemek/util/span.hpp
@@ -81,4 +81,16 @@ namespace psemek::util
 		T & operator[] (size_type i) const { return p_begin[i]; }
 	};
 
+	template <typename T>
+	bool operator == (span<T> const & s1, span<T> const & s2)
+	{
+		return (s1.begin() == s2.begin()) && (s1.end() == s2.end());
+	}
+
+	template <typename T>
+	bool operator != (span<T> const & s1, span<T> const & s2)
+	{
+		return !(s1 == s2);
+	}
+
 }