-#if !defined(SIMGRID_VERSION) || SIMGRID_VERSION < 31200UL // == SG < 3.12 == //
-# error "Unsupported SimGrid version. Need version >= 3.12"
+#if !defined(SIMGRID_VERSION) || SIMGRID_VERSION < 31800UL // == SG < 3.18 == //
+# error "Unsupported SimGrid version. Need version >= 3.18"