diff --git a/Config b/Config
index c799b7f55..b874db7dd 100755
--- a/Config
+++ b/Config
@@ -347,7 +347,7 @@ echo "We will now ask you a number of questions. You can just press ENTER to acc
 echo ""
 
 # This needs to be updated each release so auto-upgrading works for settings, modules, etc!!:
-UNREALRELEASES="unrealircd-5.2.0.2 unrealircd-5.2.0.1 unrealircd-5.2.0 unrealircd-5.2.0-rc1 unrealircd-5.0.9.1 unrealircd-5.0.9 unrealircd-5.0.9-rc1 unrealircd-5.0.8 unrealircd-5.0.8-rc1 unrealircd-5.0.7 unrealircd-5.0.7-rc1 unrealircd-5.0.6 unrealircd-5.0.5.1 unrealircd-5.0.5 unrealircd-5.0.4 unrealircd-5.0.3.1 unrealircd-5.0.3 unrealircd-5.0.2 unrealircd-5.0.1 unrealircd-5.0.0"
+UNREALRELEASES="unrealircd-5.2.1-rc1 unrealircd-5.2.0.2 unrealircd-5.2.0.1 unrealircd-5.2.0 unrealircd-5.2.0-rc1 unrealircd-5.0.9.1 unrealircd-5.0.9 unrealircd-5.0.9-rc1 unrealircd-5.0.8 unrealircd-5.0.8-rc1 unrealircd-5.0.7 unrealircd-5.0.7-rc1 unrealircd-5.0.6 unrealircd-5.0.5.1 unrealircd-5.0.5 unrealircd-5.0.4 unrealircd-5.0.3.1 unrealircd-5.0.3 unrealircd-5.0.2 unrealircd-5.0.1 unrealircd-5.0.0"
 if [ -f "config.settings" ]; then
 	. ./config.settings
 else
diff --git a/configure b/configure
index f961fd48f..015fa9321 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for unrealircd 5.2.1-rc1.
+# Generated by GNU Autoconf 2.69 for unrealircd 5.2.1.
 #
 # Report bugs to <https://bugs.unrealircd.org/>.
 #
@@ -580,8 +580,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='unrealircd'
 PACKAGE_TARNAME='unrealircd'
-PACKAGE_VERSION='5.2.1-rc1'
-PACKAGE_STRING='unrealircd 5.2.1-rc1'
+PACKAGE_VERSION='5.2.1'
+PACKAGE_STRING='unrealircd 5.2.1'
 PACKAGE_BUGREPORT='https://bugs.unrealircd.org/'
 PACKAGE_URL='https://unrealircd.org/'
 
@@ -1330,7 +1330,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures unrealircd 5.2.1-rc1 to adapt to many kinds of systems.
+\`configure' configures unrealircd 5.2.1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1396,7 +1396,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of unrealircd 5.2.1-rc1:";;
+     short | recursive ) echo "Configuration of unrealircd 5.2.1:";;
    esac
   cat <<\_ACEOF
 
@@ -1554,7 +1554,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-unrealircd configure 5.2.1-rc1
+unrealircd configure 5.2.1
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1923,7 +1923,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by unrealircd $as_me 5.2.1-rc1, which was
+It was created by unrealircd $as_me 5.2.1, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2341,7 +2341,7 @@ _ACEOF
 # The version suffix such as a beta marker or release candidate
 # marker. (e.g.: -rcX for unrealircd-3.2.9-rcX). This macro is a
 # string instead of an integer because it contains arbitrary data.
-UNREAL_VERSION_SUFFIX="-rc1"
+UNREAL_VERSION_SUFFIX=""
 
 cat >>confdefs.h <<_ACEOF
 #define UNREAL_VERSION_SUFFIX "$UNREAL_VERSION_SUFFIX"
@@ -8870,7 +8870,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by unrealircd $as_me 5.2.1-rc1, which was
+This file was extended by unrealircd $as_me 5.2.1, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -8933,7 +8933,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-unrealircd config.status 5.2.1-rc1
+unrealircd config.status 5.2.1
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index 1883fd160..76e3f8ae1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,7 @@ dnl src/windows/unrealinst.iss
 dnl doc/Config.header
 dnl src/version.c.SH
 
-AC_INIT([unrealircd], [5.2.1-rc1], [https://bugs.unrealircd.org/], [], [https://unrealircd.org/])
+AC_INIT([unrealircd], [5.2.1], [https://bugs.unrealircd.org/], [], [https://unrealircd.org/])
 AC_CONFIG_SRCDIR([src/ircd.c])
 AC_CONFIG_HEADER([include/setup.h])
 AC_CONFIG_AUX_DIR([autoconf])
@@ -40,7 +40,7 @@ AC_DEFINE_UNQUOTED([UNREAL_VERSION_MINOR], [$UNREAL_VERSION_MINOR], [Minor versi
 # The version suffix such as a beta marker or release candidate
 # marker. (e.g.: -rcX for unrealircd-3.2.9-rcX). This macro is a
 # string instead of an integer because it contains arbitrary data.
-UNREAL_VERSION_SUFFIX=["-rc1"]
+UNREAL_VERSION_SUFFIX=[""]
 AC_DEFINE_UNQUOTED([UNREAL_VERSION_SUFFIX], ["$UNREAL_VERSION_SUFFIX"], [Version suffix such as a beta marker or release candidate marker. (e.g.: -rcX for unrealircd-3.2.9-rcX)])
 
 AC_PATH_PROG(RM,rm)
diff --git a/doc/Config.header b/doc/Config.header
index f83868c22..7c30e9182 100644
--- a/doc/Config.header
+++ b/doc/Config.header
@@ -7,7 +7,7 @@
  \___/|_| |_|_|  \___|\__,_|_|\___/\_| \_| \____/\__,_|
 
                                Configuration Program
-                                for UnrealIRCd 5.2.1-rc1
+                                for UnrealIRCd 5.2.1
                                     
 This program will help you to compile your IRC server, and ask you
 questions regarding the compile-time settings of it during the process. 
diff --git a/doc/RELEASE-NOTES.md b/doc/RELEASE-NOTES.md
index abd63b0d9..289480714 100644
--- a/doc/RELEASE-NOTES.md
+++ b/doc/RELEASE-NOTES.md
@@ -1,8 +1,9 @@
-UnrealIRCd 5.2.1-rc1 Release Notes
+UnrealIRCd 5.2.1 Release Notes
 ===================================
 
-This is the release candidate for UnrealIRCd 5.2.1.
-We welcome anyone to test and report issues to https://bugs.unrealircd.org/.
+This is UnrealIRCd 5.2.1. Even though only a month has passed since 5.2.0,
+this release comes with several new features and some major bug fixes.
+Please report any issues to https://bugs.unrealircd.org/.
 
 Enhancements:
 * The [allow block](https://www.unrealircd.org/docs/Allow_block)
diff --git a/include/windows/setup.h b/include/windows/setup.h
index 36daa1eb6..e41c97c10 100644
--- a/include/windows/setup.h
+++ b/include/windows/setup.h
@@ -67,6 +67,6 @@
 
 /* Version suffix such as a beta marker or release candidate marker. (e.g.:
    -rcX for unrealircd-3.2.9-rcX) */
-#define UNREAL_VERSION_SUFFIX "-rc1"
+#define UNREAL_VERSION_SUFFIX ""
 
 #endif
diff --git a/src/version.c.SH b/src/version.c.SH
index 42a4f5231..3f1e94986 100644
--- a/src/version.c.SH
+++ b/src/version.c.SH
@@ -7,7 +7,7 @@ echo "Extracting src/version.c..."
 if [ -d ../.git ]; then
 	SUFFIX="-$(git rev-parse --short HEAD)"
 fi
-id="5.2.1-rc1$SUFFIX"
+id="5.2.1$SUFFIX"
 echo "$id"
 
 if test -r version.c
diff --git a/src/windows/unrealinst.iss b/src/windows/unrealinst.iss
index 897e43f87..45bb2de05 100644
--- a/src/windows/unrealinst.iss
+++ b/src/windows/unrealinst.iss
@@ -6,7 +6,7 @@
 
 [Setup]
 AppName=UnrealIRCd 5
-AppVerName=UnrealIRCd 5.2.1-rc1
+AppVerName=UnrealIRCd 5.2.1
 AppPublisher=UnrealIRCd Team
 AppPublisherURL=https://www.unrealircd.org
 AppSupportURL=https://www.unrealircd.org