diff --git a/gnu/usr.bin/gdb/doc/Makefile b/gnu/usr.bin/gdb/doc/Makefile
index a7e97f7f62cb..896ba788b180 100644
--- a/gnu/usr.bin/gdb/doc/Makefile
+++ b/gnu/usr.bin/gdb/doc/Makefile
@@ -6,6 +6,5 @@ INFOSECTION= "Gdb Documentation"
 INFOENTRY_annotate= "* GDB annotation: (annotate).	Annotations for the GNU Debugger (GDB)."
 
 MAKEINFOFLAGS += -I ${.CURDIR}/../../../../contrib/libreadline/doc
-MAKEINFOFLAGS += -I ${SRCDIR}/../../readline/doc
 
 .include <bsd.info.mk>