diff --git a/configure/RULES_BUILD b/configure/RULES_BUILD
index be986e847..00ac1d523 100644
--- a/configure/RULES_BUILD
+++ b/configure/RULES_BUILD
@@ -21,6 +21,7 @@ vpath %.cc $(USR_VPATH) $(ALL_SRC_DIRS)
 vpath %.cpp $(USR_VPATH) $(ALL_SRC_DIRS)
 vpath %.rc $(USR_VPATH) $(ALL_SRC_DIRS)
 vpath %.h $(USR_VPATH) $(ALL_SRC_DIRS)
+vpath %.hpp $(USR_VPATH) $(ALL_SRC_DIRS)
 vpath %.html $(USR_VPATH) $(ALL_SRC_DIRS)
 vpath %.skel.static $(USR_VPATH) $(ALL_SRC_DIRS)
 vpath %.y $(USR_VPATH) $(ALL_SRC_DIRS)