diff --git a/src/Decomposition/Distribution/SpaceDistribution.hpp b/src/Decomposition/Distribution/SpaceDistribution.hpp
index c7b2d9ac1197c1bf963a257bc32fd00897a0ffe4..346008d5acb726620f0e1ee5a3d827f7b064a39e 100644
--- a/src/Decomposition/Distribution/SpaceDistribution.hpp
+++ b/src/Decomposition/Distribution/SpaceDistribution.hpp
@@ -371,6 +371,18 @@ public:
 
 		return *this;
 	}
+
+	/*! \brief It return the decomposition id
+	 *
+	 * It just return 0
+	 *
+	 * \return 0
+	 *
+	 */
+	size_t get_ndec()
+	{
+		return 0;
+	}
 };