diff --git a/sources b/sources
index c3bd050..33bc870 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
-SHA512 (Mail-SpamAssassin-4.0.0.tar.bz2) = a0fe5f6953c9df355bfa011e8a617101687eb156831a057504656921fe76c2a4eb37b5383861aac579e66a20c4454068e81a39826a35eb0266148771567bad5f
-SHA512 (Mail-SpamAssassin-4.0.0.tar.bz2.asc) = b87a80d2b0b802f52df75e485878c53cc4fad52935ca2b14b1b06e46d334b52c673e66d61cc2155b5e812fa6a486f8e61f6a87794be2524acea1fd8ac42e7d6a
-SHA512 (Mail-SpamAssassin-rules-4.0.0.r1905950.tgz) = 8ff0e68e18dc52a88fec83239bb9dc3a1d34f2dcb4c03cd6c566b97fa91242e3c8d006612aeb4df0acf43929eaaa59d542eb5cf904498343adf5eadefcb89255
-SHA512 (Mail-SpamAssassin-rules-4.0.0.r1905950.tgz.asc) = 517dbf83b4cf984036cb7cbf92a290ea0c8eea1da87f80d202275e71d2823b7b2eed4efff2f71742ca28090d355a690346f1bf97cfc15a3ea26a6d52792b1882
+SHA512 (Mail-SpamAssassin-4.0.1.tar.bz2) = 66183e356b07d1049cf5598fc1e563e4aab580dfca04bf8ec37781dfb57ef568d33c6f6455076f54f940947f5a5dfefa7a08d233833deea5fe5ea18b669cd790
+SHA512 (Mail-SpamAssassin-4.0.1.tar.bz2.asc) = b180080c1692684014680a6873f42ed07d1640c40a6e3e330cfb43235bb3e3008f5e21018fbc0e9cba67ab6d9ba5b87cc2d98c3bed15c9503164dacdfdaef9df
+SHA512 (Mail-SpamAssassin-rules-4.0.1.r1916528.tgz) = 7e6093c8514e1b18f3b47215dc97d51b7b70142ca2fe7242362c021bf770b2c1c1e99a8227d1c5b9b5d303e405ab9e6a7c67a60b5b03dcb6588bd68c733e2448
+SHA512 (Mail-SpamAssassin-rules-4.0.1.r1916528.tgz.asc) = d9e83656021f65a5272c1881f13e83534bff1f6250e1abfbbed72054161d70a8fafd7695ea7477384677ee02dfcca4951ae97c94010ce443faafa6f705325ac7
diff --git a/spamassassin-configure-c99.patch b/spamassassin-configure-c99.patch
deleted file mode 100644
index 740308b..0000000
--- a/spamassassin-configure-c99.patch
+++ /dev/null
@@ -1,28 +0,0 @@
-Fix autoconf 2.59 bug that results in an incorrect definition of
-STDC_HEADERS with some compilers.
-
-Raised upstream: <https://bz.apache.org/SpamAssassin/show_bug.cgi?id=8204>
-
-diff -ur Mail-SpamAssassin-4.0.0.orig/spamc/configure Mail-SpamAssassin-4.0.0/spamc/configure
---- Mail-SpamAssassin-4.0.0.orig/spamc/configure	2022-12-14 07:03:27.000000000 +0100
-+++ Mail-SpamAssassin-4.0.0/spamc/configure	2023-12-19 14:34:05.414644959 +0100
-@@ -2119,7 +2119,7 @@
-   echo "$as_me:$LINENO: \$? = $ac_status" >&5
-   (exit $ac_status); }; }; then
-   for ac_declaration in \
--   '' \
-+   '#include <stdlib.h>' \
-    'extern "C" void std::exit (int) throw (); using std::exit;' \
-    'extern "C" void std::exit (int); using std::exit;' \
-    'extern "C" void exit (int) throw ();' \
-@@ -2624,8 +2624,8 @@
-   for (i = 0; i < 256; i++)
-     if (XOR (islower (i), ISLOWER (i))
- 	|| toupper (i) != TOUPPER (i))
--      exit(2);
--  exit (0);
-+      return 2;
-+  return 0;
- }
- _ACEOF
- rm -f conftest$ac_exeext
diff --git a/spamassassin.spec b/spamassassin.spec
index 948d12d..a947a49 100644
--- a/spamassassin.spec
+++ b/spamassassin.spec
@@ -58,14 +58,14 @@
 
 Summary: Spam filter for email which can be invoked from mail delivery agents
 Name: spamassassin
-Version: 4.0.0
+Version: 4.0.1
 #Release: 0.8.%%{prerev}%%{?dist}
-Release: 9%{?dist}
+Release: 1%{?dist}
 License: Apache-2.0
 URL: https://spamassassin.apache.org/
 Source0: https://www.apache.org/dist/%{name}/source/%{real_name}-%{version}.tar.bz2
 #Source0: %%{real_name}-%%{version}-%%{prerev}.tar.bz2
-Source1: https://www.apache.org/dist/%{name}/source/%{real_name}-rules-%{version}.r1905950.tgz
+Source1: https://www.apache.org/dist/%{name}/source/%{real_name}-rules-%{version}.r1916528.tgz
 #Source1: %%{real_name}-rules-%%{version}.%%{prerev}.tgz
 Source2: redhat_local.cf
 Source3: spamassassin-default.rc
@@ -87,7 +87,7 @@ Source17: sa-update.timer
 
 # GPG Keys and source signatures
 Source100: https://www.apache.org/dist/%{name}/source/%{real_name}-%{version}.tar.bz2.asc
-Source101: https://www.apache.org/dist/%{name}/source/%{real_name}-rules-%{version}.r1905950.tgz.asc
+Source101: https://www.apache.org/dist/%{name}/source/%{real_name}-rules-%{version}.r1916528.tgz.asc
 Source102: https://www.apache.org/dist/spamassassin/KEYS
 
 # Patches 0-99 are RH specific
@@ -96,7 +96,6 @@ Source102: https://www.apache.org/dist/spamassassin/KEYS
 Patch0: spamassassin-4.0.0-gnupg2.patch
 # add a logfile and homedir for razor
 Patch1: spamassassin-4.0.0-add-logfile-homedir-options.patch
-Patch2: spamassassin-configure-c99.patch
 # end of patches
 %if %{use_systemd} == 0
 Requires: /sbin/chkconfig /sbin/service
@@ -216,9 +215,8 @@ To filter spam for all users, add that line to /etc/procmailrc
 %{gpgverify} --keyring='%{SOURCE102}' --signature='%{SOURCE101}' --data='%{SOURCE1}'
 %setup -q -n Mail-SpamAssassin-%{version}
 # Patches 0-99 are RH specific
-%patch0 -p1
-%patch1 -p1
-%patch2 -p1
+%patch 0 -p1
+%patch 1 -p1
 # end of patches
 
 echo "RHEL=%{?rhel} FEDORA=%{?fedora}"
@@ -399,6 +397,9 @@ exit 0
 %endif
 
 %changelog
+* Sat Apr 06 2024 Kevin Fenzi <kevin@scrye.com> - 4.0.1-1
+- Update to 4.0.1. Fixes rhbz#2272189
+
 * Sat Jan 27 2024 Fedora Release Engineering <releng@fedoraproject.org> - 4.0.0-9
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild