diff --git a/.gitignore b/.gitignore
index 3adb14f..bbe37a9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -108,3 +108,5 @@ stunnel-4.33.tar.gz.asc
 /stunnel-5.46.tar.gz.asc
 /stunnel-5.48.tar.gz
 /stunnel-5.48.tar.gz.asc
+/stunnel-5.50.tar.gz
+/stunnel-5.50.tar.gz.asc
diff --git a/sources b/sources
index a76f672..2995450 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (stunnel-5.48.tar.gz) = 5e6669ecd6e9b49aa6ef82b9a4dc6a2193c975eef85262aba70c7f264ef1b4d15dc287a2baa94b71be063deddcd07a20a5347ed5280f044fc6f68c61429a24fa
-SHA512 (stunnel-5.48.tar.gz.asc) = 67c62523159fd9ac0c303fcf57128460ff459434c10a21adf548663c69935f0c695cb980b5bb9f205db786c628da17762876a3b37770f770b068c50ac55e0cb6
+SHA512 (stunnel-5.50.tar.gz) = 96029b4f0dc0f04130e847bf47e56e8fdd22f2aaddb5fe0f581a0da6b870049152216795a0a9d9cdb6b93621df0a7d999e968a8c59989d261fd81c5f02cc1bac
+SHA512 (stunnel-5.50.tar.gz.asc) = 033402ab2a47bd6d8594b8bf714f41bf80ecc59aceacdc5a741ed8fce3b1b563cc10db46e9ebe8fcb70f36c899c7cf5df9531c55f47194cc2180d9376022a86a
diff --git a/stunnel-5.40-systemd-service.patch b/stunnel-5.40-systemd-service.patch
deleted file mode 100644
index 10ad1bb..0000000
--- a/stunnel-5.40-systemd-service.patch
+++ /dev/null
@@ -1,17 +0,0 @@
-diff --git a/tools/stunnel.service.in b/tools/stunnel.service.in
-index 53ad3e7..620a0e7 100644
---- a/tools/stunnel.service.in
-+++ b/tools/stunnel.service.in
-@@ -1,10 +1,11 @@
- [Unit]
- Description=TLS tunnel for network daemons
--After=syslog.target
-+After=syslog.target network.target
- 
- [Service]
- ExecStart=@bindir@/stunnel
- Type=forking
-+PrivateTmp=true
- 
- [Install]
- WantedBy=multi-user.target
diff --git a/stunnel-5.40-authpriv.patch b/stunnel-5.50-authpriv.patch
similarity index 59%
rename from stunnel-5.40-authpriv.patch
rename to stunnel-5.50-authpriv.patch
index 4100df5..13c1e9c 100644
--- a/stunnel-5.40-authpriv.patch
+++ b/stunnel-5.50-authpriv.patch
@@ -1,8 +1,7 @@
-diff --git a/doc/stunnel.8.in b/doc/stunnel.8.in
-index a00cc78..85a0123 100644
---- a/doc/stunnel.8.in
-+++ b/doc/stunnel.8.in
-@@ -204,7 +204,7 @@ info (6), or debug (7).  All logs for the specified level and
+diff -up stunnel-5.50/doc/stunnel.8.in.authpriv stunnel-5.50/doc/stunnel.8.in
+--- stunnel-5.50/doc/stunnel.8.in.authpriv	2018-12-02 23:47:20.000000000 +0100
++++ stunnel-5.50/doc/stunnel.8.in	2019-01-14 12:15:05.135100163 +0100
+@@ -200,7 +200,7 @@ info (6), or debug (7).  All logs for th
  all levels numerically less than it will be shown.  Use \fIdebug = debug\fR or
  \&\fIdebug = 7\fR for greatest debugging output.  The default is notice (5).
  .Sp
@@ -11,10 +10,9 @@ index a00cc78..85a0123 100644
  (Facilities are not supported on Win32.)
  .Sp
  Case is ignored for both facilities and levels.
-diff --git a/doc/stunnel.html.in b/doc/stunnel.html.in
-index b7a0663..6bb01cd 100644
---- a/doc/stunnel.html.in
-+++ b/doc/stunnel.html.in
+diff -up stunnel-5.50/doc/stunnel.html.in.authpriv stunnel-5.50/doc/stunnel.html.in
+--- stunnel-5.50/doc/stunnel.html.in.authpriv	2018-12-02 23:47:21.000000000 +0100
++++ stunnel-5.50/doc/stunnel.html.in	2019-01-14 12:15:05.136100146 +0100
 @@ -244,7 +244,7 @@
  
  <p>Level is one of the syslog level names or numbers emerg (0), alert (1), crit (2), err (3), warning (4), notice (5), info (6), or debug (7). All logs for the specified level and all levels numerically less than it will be shown. Use <i>debug = debug</i> or <i>debug = 7</i> for greatest debugging output. The default is notice (5).</p>
@@ -24,11 +22,10 @@ index b7a0663..6bb01cd 100644
  
  <p>Case is ignored for both facilities and levels.</p>
  
-diff --git a/doc/stunnel.pod.in b/doc/stunnel.pod.in
-index 42d3a33..3806b5a 100644
---- a/doc/stunnel.pod.in
-+++ b/doc/stunnel.pod.in
-@@ -192,7 +192,7 @@ info (6), or debug (7).  All logs for the specified level and
+diff -up stunnel-5.50/doc/stunnel.pod.in.authpriv stunnel-5.50/doc/stunnel.pod.in
+--- stunnel-5.50/doc/stunnel.pod.in.authpriv	2018-12-02 23:47:18.000000000 +0100
++++ stunnel-5.50/doc/stunnel.pod.in	2019-01-14 12:15:05.136100146 +0100
+@@ -192,7 +192,7 @@ info (6), or debug (7).  All logs for th
  all levels numerically less than it will be shown.  Use I<debug = debug> or
  I<debug = 7> for greatest debugging output.  The default is notice (5).
  
@@ -37,12 +34,11 @@ index 42d3a33..3806b5a 100644
  (Facilities are not supported on Win32.)
  
  Case is ignored for both facilities and levels.
-diff --git a/src/options.c b/src/options.c
-index 5881486..345d274 100644
---- a/src/options.c
-+++ b/src/options.c
-@@ -1554,8 +1554,12 @@ NOEXPORT char *parse_service_option(CMD cmd, SERVICE_OPTIONS *section,
-     case CMD_BEGIN:
+diff -up stunnel-5.50/src/options.c.authpriv stunnel-5.50/src/options.c
+--- stunnel-5.50/src/options.c.authpriv	2019-01-14 12:15:05.136100146 +0100
++++ stunnel-5.50/src/options.c	2019-01-14 12:16:25.537727511 +0100
+@@ -1745,8 +1745,12 @@ NOEXPORT char *parse_service_option(CMD
+     case CMD_SET_DEFAULTS:
          section->log_level=LOG_NOTICE;
  #if !defined (USE_WIN32) && !defined (__vms)
 +#if defined(LOG_AUTHPRIV)
@@ -52,5 +48,5 @@ index 5881486..345d274 100644
  #endif
 +#endif
          break;
-     case CMD_EXEC:
-         if(strcasecmp(opt, "debug"))
+     case CMD_SET_COPY:
+         section->log_level=new_service_options.log_level;
diff --git a/stunnel-5.50-systemd-service.patch b/stunnel-5.50-systemd-service.patch
new file mode 100644
index 0000000..9fc170b
--- /dev/null
+++ b/stunnel-5.50-systemd-service.patch
@@ -0,0 +1,11 @@
+diff -up stunnel-5.50/tools/stunnel.service.in.systemd-service stunnel-5.50/tools/stunnel.service.in
+--- stunnel-5.50/tools/stunnel.service.in.systemd-service	2019-01-14 12:17:15.826868965 +0100
++++ stunnel-5.50/tools/stunnel.service.in	2019-01-14 12:18:21.186753131 +0100
+@@ -5,6 +5,7 @@ After=syslog.target network.target
+ [Service]
+ ExecStart=@bindir@/stunnel
+ Type=forking
++PrivateTmp=true
+ 
+ [Install]
+ WantedBy=multi-user.target
diff --git a/stunnel.spec b/stunnel.spec
index 885e90c..38391a8 100644
--- a/stunnel.spec
+++ b/stunnel.spec
@@ -9,7 +9,7 @@
 
 Summary: A TLS-encrypting socket wrapper
 Name: stunnel
-Version: 5.48
+Version: 5.50
 Release: 1%{?dist}
 License: GPLv2
 Group: Applications/Internet
@@ -22,8 +22,8 @@ Source4: stunnel-sfinger.conf
 Source5: pop3-redirect.xinetd
 Source6: stunnel-pop3s-client.conf
 Source7: stunnel@.service
-Patch0: stunnel-5.40-authpriv.patch
-Patch1: stunnel-5.40-systemd-service.patch
+Patch0: stunnel-5.50-authpriv.patch
+Patch1: stunnel-5.50-systemd-service.patch
 Patch3: stunnel-5.46-system-ciphers.patch
 # util-linux is needed for rename
 BuildRequires: gcc
@@ -135,6 +135,9 @@ make test
 %systemd_postun_with_restart %{name}.service
 
 %changelog
+* Mon Jan 14 2019 Tomáš Mráz <tmraz@redhat.com> - 5.50-1
+- New upstream release 5.50
+
 * Tue Jul 24 2018 Tomáš Mráz <tmraz@redhat.com> - 5.48-1
 - New upstream release 5.48