--- a/configure.in
+++ b/configure.in
@@ -243,7 +243,7 @@ AC_SUBST(pkglibdir)
 
 if test "$enable_maintainer_mode" = "yes"; then
 	DISABLE_DEPRECATED_CFLAGS=" \
-		-DG_DISABLE_DEPRECATED -DG_DISABLE_SINGLE_INCLUDES"
+		-DG_DISABLE_SINGLE_INCLUDES"
 	AC_SUBST(DISABLE_DEPRECATED_CFLAGS)
 fi
 
--- a/linc2/src/Makefile.am
+++ b/linc2/src/Makefile.am
@@ -13,7 +13,7 @@ INCLUDES =                         \
 	-I$(top_srcdir)/linc2/include    \
 	$(LINC_CFLAGS)             \
 	$(WARN_CFLAGS)             \
-	-DG_DISABLE_DEPRECATED
+	$(DISABLE_DEPRECATED_CFLAGS)
 
 if OS_WIN32
 else