diff --git a/libs/libidn/patches/001-remove-libtool.patch b/libs/libidn/patches/001-remove-libtool.patch
deleted file mode 100644
index 942094dc7..000000000
--- a/libs/libidn/patches/001-remove-libtool.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- a/aclocal.m4
-+++ b/aclocal.m4
-@@ -1080,7 +1080,6 @@ m4_include([m4/intlmacosx.m4])
- m4_include([m4/lib-ld.m4])
- m4_include([m4/lib-link.m4])
- m4_include([m4/lib-prefix.m4])
--m4_include([m4/libtool.m4])
- m4_include([m4/longlong.m4])
- m4_include([m4/ltoptions.m4])
- m4_include([m4/ltsugar.m4])