diff --git a/doc/src/Makefile b/doc/src/Makefile
index 762715aca2c85b2125ded8341bc8def73a74afef..21d5141d3b00f87934a13645fef057560badb152 100644
--- a/doc/src/Makefile
+++ b/doc/src/Makefile
@@ -7,11 +7,11 @@ SRCDIR= ../../src
 TAR= tar
 TAREXCLUDE= --exclude=Makefile --exclude='*.sgml'
 
-# Pick up Makefile.custom from the source area
+# Pick up Makefile.global from the source area
 # This is the only resource from the code source area and is optional
 
-ifneq ($(wildcard $(SRCDIR)/Makefile.custom), )
-include $(SRCDIR)/Makefile.custom
+ifneq ($(wildcard $(SRCDIR)/Makefile.global), )
+include $(SRCDIR)/Makefile.global
 endif
 
 SRC= admin postgres programmer tutorial user