diff --git a/probe.c b/probe.c
index c9f553b..7c962b4 100644
--- a/probe.c
+++ b/probe.c
@@ -38,6 +38,7 @@ static int is_http_protocol(const char *p, ssize_t len, struct sslhcfg_protocols
 static int is_tls_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
 static int is_adb_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
 static int is_socks5_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
+static int is_quick_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
 static int is_true(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto) { return 1; }
 
 /* Table of protocols that have a built-in probe
@@ -52,6 +53,7 @@ static struct protocol_probe_desc builtins[] = {
     { "tls",        is_tls_protocol },
     { "adb",        is_adb_protocol },
     { "socks5",     is_socks5_protocol },
+    { "quick50",    is_quick_protocol },
     { "anyprot",    is_true }
 };
 
@@ -297,6 +299,11 @@ static int is_socks5_protocol(const char *p_in, ssize_t len, struct sslhcfg_prot
     return PROBE_MATCH;
 }
 
+static int is_quick_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto)
+{
+    return memmem(p, len, "Q050", 4) ? 1 : 0;
+}
+
 static int regex_probe(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto)
 {
 #ifdef ENABLE_REGEX
diff --git a/sslh-conf.c b/sslh-conf.c
index 0ad1ded..0a90651 100644
--- a/sslh-conf.c
+++ b/sslh-conf.c
@@ -1,5 +1,5 @@
 /* Generated by conf2struct (https://www.rutschle.net/tech/conf2struct/README)
- * on Fri Jul 23 22:34:01 2021. 
+ * on Sat Jul 31 23:32:53 2021. 
 
 # conf2struct: generate libconf parsers that read to structs
 # Copyright (C) 2018-2019  Yves Rutschle
@@ -464,6 +464,7 @@ struct arg_file* sslhcfg_conffile;
  	struct arg_str* sslhcfg_http;
  	struct arg_str* sslhcfg_adb;
  	struct arg_str* sslhcfg_socks5;
+ 	struct arg_str* sslhcfg_quick50;
  	struct arg_str* sslhcfg_anyprot;
  struct arg_end* sslhcfg_end;
 
@@ -1018,6 +1019,15 @@ static struct compound_cl_target sslhcfg_anyprot_targets [] = {
 	{ 0 }
 };
 
+static struct compound_cl_target sslhcfg_quick50_targets [] = {
+	{ & table_sslhcfg_protocols[0], 0, .value.def_string = "quick50" },
+	{ & table_sslhcfg_protocols[1], 1, .value.def_string = "0" },
+	{ & table_sslhcfg_protocols[2], 2, .value.def_string = "0" },
+	{ & table_sslhcfg_protocols[4], 0, .value.def_bool = 1 },
+	{ & table_sslhcfg_protocols[9], 0, .value.def_int = 1 },
+	{ 0 }
+};
+
 static struct compound_cl_target sslhcfg_socks5_targets [] = {
 	{ & table_sslhcfg_protocols[0], 0, .value.def_string = "socks5" },
 	{ & table_sslhcfg_protocols[1], 1, .value.def_string = "0" },
@@ -1202,6 +1212,18 @@ static struct compound_cl_arg compound_cl_args[] = {
             .override_const = "socks5",
         },
 
+        {   /* arg: quick50 */
+            .regex =           "(.+):(\\w+)",
+            .arg_cl =          & sslhcfg_quick50,
+            .base_entry =      & table_sslhcfg [13],
+            .targets =         sslhcfg_quick50_targets,
+
+
+            .override_desc =   & table_sslhcfg_protocols [0],
+            .override_matchindex = 0,
+            .override_const = "quick50",
+        },
+
         {   /* arg: anyprot */
             .regex =           "(.+):(\\w+)",
             .arg_cl =          & sslhcfg_anyprot,
@@ -1891,6 +1913,7 @@ int sslhcfg_cl_parse(int argc, char* argv[], struct sslhcfg_item* cfg)
  	sslhcfg_http = arg_strn(NULL, "http", "<host:port>", 0, 10, "Set up HTTP (plain) target"),
  	sslhcfg_adb = arg_strn(NULL, "adb", "<host:port>", 0, 10, "Set up ADB (Android Debug) target"),
  	sslhcfg_socks5 = arg_strn(NULL, "socks5", "<host:port>", 0, 10, "Set up socks5 target"),
+ 	sslhcfg_quick50 = arg_strn(NULL, "quick50", "<host:port>", 0, 10, "Set up QUICK-50 target"),
  	sslhcfg_anyprot = arg_strn(NULL, "anyprot", "<host:port>", 0, 10, "Set up default target"),
  	sslhcfg_end = arg_end(10)
 
diff --git a/sslh-conf.h b/sslh-conf.h
index 4b4a191..e738d74 100644
--- a/sslh-conf.h
+++ b/sslh-conf.h
@@ -1,5 +1,5 @@
 /* Generated by conf2struct (https://www.rutschle.net/tech/conf2struct/README)
- * on Fri Jul 23 22:34:01 2021. 
+ * on Sat Jul 31 23:32:53 2021. 
 
 # conf2struct: generate libconf parsers that read to structs
 # Copyright (C) 2018-2019  Yves Rutschle
diff --git a/sslhconf.cfg b/sslhconf.cfg
index 0c8e758..5e8b1ba 100644
--- a/sslhconf.cfg
+++ b/sslhconf.cfg
@@ -220,6 +220,18 @@ cl_groups: (
         { path: "log_level"; value: 1 }
         );
     },
+    { name: "quick50"; pattern: "(.+):(\w+)"; description: "Set up QUICK-50 target";
+        list: "protocols";
+        override: "name";
+        argdesc: "<host:port>";
+        targets: (
+        { path: "name"; value: "quick50" },
+        { path: "host"; value: "$1" },
+        { path: "port"; value: "$2" },
+        { path: "is_udp"; value: "1" },
+        { path: "log_level"; value: 1 }
+        );
+    },
     { name: "anyprot"; pattern: "(.+):(\w+)"; description: "Set up default target";
         list: "protocols";
         override: "name";
diff --git a/test.cfg b/test.cfg
index 4101277..fe71a00 100644
--- a/test.cfg
+++ b/test.cfg
@@ -31,6 +31,7 @@ protocols:
      { name: "openvpn";  host: "localhost"; port: "9004"; },
      { name: "xmpp";  host: "localhost"; port: "9009"; },
      { name: "adb";  host: "localhost"; port: "9010"; },
+     { name: "quick50"; host: "localhost"; is_udp: true; port: "9011"; },
      { name: "regex"; host: "ip4-localhost"; is_udp: true; port: "9020";
          udp_timeout: 30;
          regex_patterns: [ "^foo" ];