diff --git a/libxcrypt-4.4.6-crypt_kat_fix_Wformat.patch b/libxcrypt-4.4.6-crypt_kat_fix_Wformat.patch
deleted file mode 100644
index 30c6b2b..0000000
--- a/libxcrypt-4.4.6-crypt_kat_fix_Wformat.patch
+++ /dev/null
@@ -1,22 +0,0 @@
-From 313649452bacc8c076e1be466edb282a7482e5e0 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Bj=C3=B6rn=20Esser?= <besser82@fedoraproject.org>
-Date: Mon, 24 Jun 2019 15:43:00 +0200
-Subject: [PATCH] crypt-kat: Fix Wformat.
-
----
- test/crypt-kat.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/test/crypt-kat.c b/test/crypt-kat.c
-index 66a1fa2..985d27c 100644
---- a/test/crypt-kat.c
-+++ b/test/crypt-kat.c
-@@ -214,7 +214,7 @@ calc_hashes_crypt_r_rn (ARG_UNUSED (void *unused))
-   for (i = 0; i < ntests; i++)
-     {
-       strncpy(u.pass + 1, tests[i].input, CRYPT_MAX_PASSPHRASE_SIZE);
--      printf("[%d]: %s %s\n", strlen(tests[i].input), tests[i].input, tests[i].salt);
-+      printf("[%zu]: %s %s\n", strlen(tests[i].input), tests[i].input, tests[i].salt);
-       errno = 0;
-       hash = crypt_r (u.pass + 1, tests[i].salt, &data);
-       status |= report_result ("crypt_r", hash, errno, &tests[i],
diff --git a/libxcrypt.spec b/libxcrypt.spec
index ccf3297..17aaf5a 100644
--- a/libxcrypt.spec
+++ b/libxcrypt.spec
@@ -152,7 +152,6 @@ URL:            https://github.com/besser82/%{name}
 Source0:        %{url}/archive/v%{version}/%{name}-%{version}.tar.gz
 
 # Patch 0000 - 2999: Backported patches from upstream.
-Patch0000:      %{url}/commit/313649452bacc8c076e1be466edb282a7482e5e0.patch#/%{name}-4.4.6-crypt_kat_fix_Wformat.patch
 
 # Patch 3000 - 5999: Backported patches from pull requests.