diff --git a/src/parallel/decompose/scotchDecomp/Make/options b/src/parallel/decompose/scotchDecomp/Make/options
index a198db40af8be9f9ca1d982920b3c2003f2822bc..b2f7015e2468f922d206bb5aae2fd650906c85d7 100644
--- a/src/parallel/decompose/scotchDecomp/Make/options
+++ b/src/parallel/decompose/scotchDecomp/Make/options
@@ -1,6 +1,7 @@
-# Note including of mplib compilation rules. This
-# is purely to avoid scotch.h including mpicxx.h
-# which causes problems.
+/*
+ * Note including of mplib compilation rules.
+ * This is purely to avoid scotch.h including mpicxx.h, which causes problems.
+ */
 sinclude $(GENERAL_RULES)/mplib$(WM_MPLIB)
 sinclude $(RULES)/mplib$(WM_MPLIB)