diff --git a/ChangeLog.md b/ChangeLog.md
index c128ae64..256e6a26 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -2,6 +2,13 @@
 
 ### New Features
 
+### Bugfixes
+
+
+# 3.7.4 (13-02-2022)
+
+### New Features
+
 * [Issue #442](https://github.com/grobian/carbon-c-relay/issues/442)
   allow setting min/max TLS protocol versions for SSL listener
 
diff --git a/configure b/configure
index 2c66547e..8995456d 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.71 for carbon-c-relay 3.7.3.
+# Generated by GNU Autoconf 2.71 for carbon-c-relay 3.7.4.
 #
 #
 # Copyright (C) 1992-1996, 1998-2017, 2020-2021 Free Software Foundation,
@@ -618,8 +618,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='carbon-c-relay'
 PACKAGE_TARNAME='carbon-c-relay'
-PACKAGE_VERSION='3.7.3'
-PACKAGE_STRING='carbon-c-relay 3.7.3'
+PACKAGE_VERSION='3.7.4'
+PACKAGE_STRING='carbon-c-relay 3.7.4'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -1369,7 +1369,7 @@ 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 carbon-c-relay 3.7.3 to adapt to many kinds of systems.
+\`configure' configures carbon-c-relay 3.7.4 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1440,7 +1440,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of carbon-c-relay 3.7.3:";;
+     short | recursive ) echo "Configuration of carbon-c-relay 3.7.4:";;
    esac
   cat <<\_ACEOF
 
@@ -1450,8 +1450,8 @@ Optional Features:
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
   --enable-silent-rules   less verbose build output (undo: "make V=1")
   --disable-silent-rules  verbose build output (undo: "make V=0")
-  --disable-maintainer-mode
-                          disable make rules and dependencies not useful (and
+  --enable-maintainer-mode
+                          enable make rules and dependencies not useful (and
                           sometimes confusing) to the casual installer
   --enable-shared[=PKGS]  build shared libraries [default=yes]
   --enable-static[=PKGS]  build static libraries [default=yes]
@@ -1560,7 +1560,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-carbon-c-relay configure 3.7.3
+carbon-c-relay configure 3.7.4
 generated by GNU Autoconf 2.71
 
 Copyright (C) 2021 Free Software Foundation, Inc.
@@ -2067,7 +2067,7 @@ 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 carbon-c-relay $as_me 3.7.3, which was
+It was created by carbon-c-relay $as_me 3.7.4, which was
 generated by GNU Autoconf 2.71.  Invocation command line was
 
   $ $0$ac_configure_args_raw
@@ -2829,7 +2829,7 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-RELEASEDATE=2021-11-09
+RELEASEDATE=2022-02-13
 
 ac_config_headers="$ac_config_headers config.h"
 
@@ -3347,7 +3347,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='carbon-c-relay'
- VERSION='3.7.3'
+ VERSION='3.7.4'
 
 
 printf "%s\n" "#define PACKAGE \"$PACKAGE\"" >>confdefs.h
@@ -3458,7 +3458,7 @@ if test ${enable_maintainer_mode+y}
 then :
   enableval=$enable_maintainer_mode; USE_MAINTAINER_MODE=$enableval
 else $as_nop
-  USE_MAINTAINER_MODE=yes
+  USE_MAINTAINER_MODE=no
 fi
 
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $USE_MAINTAINER_MODE" >&5
@@ -15824,7 +15824,7 @@ cat >>$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 carbon-c-relay $as_me 3.7.3, which was
+This file was extended by carbon-c-relay $as_me 3.7.4, which was
 generated by GNU Autoconf 2.71.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -15892,7 +15892,7 @@ ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
-carbon-c-relay config.status 3.7.3
+carbon-c-relay config.status 3.7.4
 configured by $0, generated by GNU Autoconf 2.71,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index f01747c8..a46cbc40 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,11 +2,11 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.71])
-AC_INIT([carbon-c-relay],[3.7.3],[])
-AC_SUBST([RELEASEDATE], [2021-11-09])
+AC_INIT([carbon-c-relay],[3.7.4],[])
+AC_SUBST([RELEASEDATE], [2022-02-13])
 AC_CONFIG_HEADERS([config.h])
 AM_INIT_AUTOMAKE
-AM_MAINTAINER_MODE([enable])
+AM_MAINTAINER_MODE([disable])
 LT_INIT
 AC_CONFIG_MACRO_DIRS([m4])