diff --git a/sysa/bison-2.3/patches/fopen-safer.patch b/sysa/bison-2.3/patches/fopen-safer.patch
index 088eeeb..8583e40 100644
--- a/sysa/bison-2.3/patches/fopen-safer.patch
+++ b/sysa/bison-2.3/patches/fopen-safer.patch
@@ -6,7 +6,7 @@ fopen-safer.c for whatever reason does not exist when added by gnulib.
 
 --- lib/Makefile.am	2021-04-11 19:01:01.265993928 +1000
 +++ lib/Makefile.am	2021-04-11 19:01:40.413232722 +1000
-@@ -32,7 +32,8 @@
+@@ -31,7 +31,8 @@
  lib_SOURCES = \
    get-errno.h get-errno.c \
    subpipe.h subpipe.c \