diff --git a/base/comm/internals/Makefile b/base/comm/internals/Makefile
index 3ad38a1c..c6a7155b 100644
--- a/base/comm/internals/Makefile
+++ b/base/comm/internals/Makefile
@@ -23,7 +23,7 @@ lib: mpfobjs $(FOBJS) $(MPFOBJS)
 
 $(FOBJS) $(FBOJS2): $(MODDIR)/psi_mod.o
 mpfobjs: 
-	(make $(MPFOBJS) F90="$(MPF90)" FC="$(MPF90)" FCOPT="$(F90COPT)")	
+	(make $(MPFOBJS) FC="$(MPFC)" )	
 
 clean:
 	/bin/rm -f $(MPFOBJS) $(FOBJS) $(COBJS) $(FOBJS2) $(MPFOBJS2) *$(.mod)