diff --git a/MathLib/TemplatePoint.h b/MathLib/TemplatePoint.h
index 63024259530a863a3629d3fd6a9eb8e308bf4d42..a1bc263d0bb2adc46d440fb3ea659f8ccc6c94bf 100644
--- a/MathLib/TemplatePoint.h
+++ b/MathLib/TemplatePoint.h
@@ -42,12 +42,12 @@ public:
 	 *
 	 * @param x std::array containing the coordinates of the point
 	 */
-	TemplatePoint(std::array<T,DIM> const& x);
+	explicit TemplatePoint(std::array<T,DIM> const& x);
 
 	/** constructor - constructs a TemplatePoint object
 	   \param x values for three coordinates
 	 */
-	TemplatePoint (T const* x);
+	explicit TemplatePoint (T const* x);
 
 	/** virtual destructor */
 	virtual ~TemplatePoint() {}