diff --git a/0001-Fix-encoding-for-gap.xml-use-UTF-8.patch b/0001-Fix-encoding-for-gap.xml-use-UTF-8.patch
deleted file mode 100644
index 8b39ba2..0000000
--- a/0001-Fix-encoding-for-gap.xml-use-UTF-8.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From cdde396dff2753106ade74942a312a063f66b218 Mon Sep 17 00:00:00 2001
-From: Luigi Toscano <luigi.toscano@tiscali.it>
-Date: Thu, 17 Mar 2016 01:18:06 +0100
-Subject: [PATCH] Fix encoding for gap.xml (use UTF-8)
-
-The file is really ASCII-only (7 bit), so both ISO-8859-15 and UTF-8 works
-but no need to use a deprecated encoding.
-(this could help systems were support for those encodings has been removed).
----
- src/syntax/data/gap.xml | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/syntax/data/gap.xml b/src/syntax/data/gap.xml
-index 1af543d..df766a0 100644
---- a/src/syntax/data/gap.xml
-+++ b/src/syntax/data/gap.xml
-@@ -1,4 +1,4 @@
--<?xml version="1.0" encoding="ISO-8859-15"?>
-+<?xml version="1.0" encoding="UTF-8"?>
- <!DOCTYPE language SYSTEM "language.dtd">
- <!--
- 	====================================================================
--- 
-2.7.0
-