diff --git a/tools/mklibs/patches/011-missing_unistd.patch b/tools/mklibs/patches/011-missing_unistd.patch
deleted file mode 100644
index c237812688..0000000000
--- a/tools/mklibs/patches/011-missing_unistd.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- a/src/mklibs-readelf/elf.cpp
-+++ b/src/mklibs-readelf/elf.cpp
-@@ -25,6 +25,7 @@
- #include <fcntl.h>
- #include <sys/mman.h>
- #include <sys/stat.h>
-+#include <unistd.h>
-
- using namespace Elf;
-