diff --git a/src/parallel/decompose/scotchDecomp/Make/options b/src/parallel/decompose/scotchDecomp/Make/options
index 8397463ae5f489e6a581976ec98c7997e2a0f633..a198db40af8be9f9ca1d982920b3c2003f2822bc 100644
--- a/src/parallel/decompose/scotchDecomp/Make/options
+++ b/src/parallel/decompose/scotchDecomp/Make/options
@@ -1,4 +1,11 @@
+# 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)
+
 EXE_INC = \
+    $(PFLAGS) $(PINC) \
     -I$(SCOTCH_ARCH_PATH)/include \
     -I/usr/include/scotch \
     -I../decompositionMethods/lnInclude