diff --git a/src/SMESH/SMESH_Algo.hxx b/src/SMESH/SMESH_Algo.hxx
index 445fcabed..24016e3f2 100644
--- a/src/SMESH/SMESH_Algo.hxx
+++ b/src/SMESH/SMESH_Algo.hxx
@@ -36,6 +36,7 @@
 #include "SMESH_Hypothesis.hxx"
 
 #include <GeomAbs_Shape.hxx>
+#include <TopoDS_Shape.hxx>
 
 #include <string>
 #include <vector>