diff --git a/configure b/configure
index 6e1f23e..2b35c0d 100755
--- a/configure
+++ b/configure
@@ -1,7 +1,7 @@
 #! /bin/sh
-# From configure.ac Revision: 2.4.3.6 .
+# From configure.ac Revision: 2.4.3.7 .
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for tripwire 2.4.3.6.
+# Generated by GNU Autoconf 2.69 for tripwire 2.4.3.7.
 #
 # Report bugs to <https://github.com/Tripwire/tripwire-open-source/issues>.
 #
@@ -584,8 +584,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='tripwire'
 PACKAGE_TARNAME='tripwire'
-PACKAGE_VERSION='2.4.3.6'
-PACKAGE_STRING='tripwire 2.4.3.6'
+PACKAGE_VERSION='2.4.3.7'
+PACKAGE_STRING='tripwire 2.4.3.7'
 PACKAGE_BUGREPORT='https://github.com/Tripwire/tripwire-open-source/issues'
 PACKAGE_URL='https://github.com/Tripwire/tripwire-open-source'
 
@@ -1314,7 +1314,7 @@ 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 tripwire 2.4.3.6 to adapt to many kinds of systems.
+\`configure' configures tripwire 2.4.3.7 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1385,7 +1385,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of tripwire 2.4.3.6:";;
+     short | recursive ) echo "Configuration of tripwire 2.4.3.7:";;
    esac
   cat <<\_ACEOF
 
@@ -1500,7 +1500,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-tripwire configure 2.4.3.6
+tripwire configure 2.4.3.7
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2444,7 +2444,7 @@ 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 tripwire $as_me 2.4.3.6, which was
+It was created by tripwire $as_me 2.4.3.7, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -3418,7 +3418,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='tripwire'
- VERSION='2.4.3.6'
+ VERSION='2.4.3.7'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -7889,7 +7889,7 @@ 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 tripwire $as_me 2.4.3.6, which was
+This file was extended by tripwire $as_me 2.4.3.7, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -7956,7 +7956,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-tripwire config.status 2.4.3.6
+tripwire config.status 2.4.3.7
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/src/tripwire/smtpmailmessage.cpp b/src/tripwire/smtpmailmessage.cpp
index 11e5654..f86a8bf 100644
--- a/src/tripwire/smtpmailmessage.cpp
+++ b/src/tripwire/smtpmailmessage.cpp
@@ -37,7 +37,6 @@
 #include "tripwirestrings.h"
 #include "core/stringutil.h"
 #include <sstream>
-#include "core/msystem.h"
 #include "core/file.h"
 
 #include <time.h>