diff --git a/backend/package.json b/backend/package.json
index e9f78f1..081b23d 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.19.18",
+  "version": "2.19.19",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "scripts": {
diff --git a/backend/src/core/proxy-utils/parsers/peggy/loon.js b/backend/src/core/proxy-utils/parsers/peggy/loon.js
index 216c2f1..5d5570f 100644
--- a/backend/src/core/proxy-utils/parsers/peggy/loon.js
+++ b/backend/src/core/proxy-utils/parsers/peggy/loon.js
@@ -39,12 +39,12 @@ start = (shadowsocksr/shadowsocks/vmess/vless/trojan/https/http/socks5/hysteria2
     return proxy;
 }
 
-shadowsocksr = tag equals "shadowsocksr"i address method password (ssr_protocol/ssr_protocol_param/obfs_ssr/obfs_ssr_param/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/others)*{
+shadowsocksr = tag equals "shadowsocksr"i address method password (ssr_protocol/ssr_protocol_param/obfs_ssr/obfs_ssr_param/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/block_quic/others)*{
     proxy.type = "ssr";
     // handle ssr obfs
     proxy.obfs = obfs.type;
 }
-shadowsocks = tag equals "shadowsocks"i address method password (obfs_typev obfs_hostv)? (obfs_ss/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/others)* {
+shadowsocks = tag equals "shadowsocks"i address method password (obfs_typev obfs_hostv)? (obfs_ss/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/block_quic/others)* {
     proxy.type = "ss";
     // handle ss obfs
     if (obfs.type == "http" || obfs.type === "tls") {
@@ -54,31 +54,31 @@ shadowsocks = tag equals "shadowsocks"i address method password (obfs_typev obfs
         $set(proxy, "plugin-opts.path", obfs.path);
     }
 }
-vmess = tag equals "vmess"i address method uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/vmess_alterId/fast_open/udp_relay/ip_mode/public_key/short_id/others)* {
+vmess = tag equals "vmess"i address method uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/vmess_alterId/fast_open/udp_relay/ip_mode/public_key/short_id/block_quic/others)* {
     proxy.type = "vmess";
     proxy.cipher = proxy.cipher || "none";
     proxy.alterId = proxy.alterId || 0;
     handleTransport();
 }
-vless = tag equals "vless"i address uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/flow/public_key/short_id/others)* {
+vless = tag equals "vless"i address uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/flow/public_key/short_id/block_quic/others)* {
     proxy.type = "vless";
     handleTransport();
 }
-trojan = tag equals "trojan"i address password (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/others)* {
+trojan = tag equals "trojan"i address password (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "trojan";
     handleTransport();
 }
-hysteria2 = tag equals "hysteria2"i address password (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/udp_relay/fast_open/download_bandwidth/salamander_password/ecn/ip_mode/others)* {
+hysteria2 = tag equals "hysteria2"i address password (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/udp_relay/fast_open/download_bandwidth/salamander_password/ecn/ip_mode/block_quic/others)* {
     proxy.type = "hysteria2";
 }
-https = tag equals "https"i address (username password)? (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/others)* {
+https = tag equals "https"i address (username password)? (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "http";
     proxy.tls = true;
 }
-http = tag equals "http"i address (username password)? (fast_open/udp_relay/ip_mode/others)* {
+http = tag equals "http"i address (username password)? (fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "http";
 }
-socks5 = tag equals "socks5"i address (username password)? (over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/others)* {
+socks5 = tag equals "socks5"i address (username password)? (over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "socks5";
 }
 
@@ -192,6 +192,8 @@ ecn = comma "ecn" equals flag:bool { proxy.ecn = flag; }
 download_bandwidth = comma "download-bandwidth" equals match:[^,]+ { proxy.down = match.join(""); }
 salamander_password = comma "salamander-password" equals match:[^,]+ { proxy['obfs-password'] = match.join(""); proxy.obfs = 'salamander'; }
 
+block_quic = comma "block-quic" equals flag:bool { if(flag) proxy["block-quic"] = "on"; else proxy["block-quic"] = "off"; }
+
 tag = match:[^=,]* { proxy.name = match.join("").trim(); }
 comma = _ "," _
 equals = _ "=" _
diff --git a/backend/src/core/proxy-utils/parsers/peggy/loon.peg b/backend/src/core/proxy-utils/parsers/peggy/loon.peg
index e768ed3..77fe42f 100644
--- a/backend/src/core/proxy-utils/parsers/peggy/loon.peg
+++ b/backend/src/core/proxy-utils/parsers/peggy/loon.peg
@@ -37,12 +37,12 @@ start = (shadowsocksr/shadowsocks/vmess/vless/trojan/https/http/socks5/hysteria2
     return proxy;
 }
 
-shadowsocksr = tag equals "shadowsocksr"i address method password (ssr_protocol/ssr_protocol_param/obfs_ssr/obfs_ssr_param/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/others)*{
+shadowsocksr = tag equals "shadowsocksr"i address method password (ssr_protocol/ssr_protocol_param/obfs_ssr/obfs_ssr_param/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/block_quic/others)*{
     proxy.type = "ssr";
     // handle ssr obfs
     proxy.obfs = obfs.type;
 }
-shadowsocks = tag equals "shadowsocks"i address method password (obfs_typev obfs_hostv)? (obfs_ss/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/others)* {
+shadowsocks = tag equals "shadowsocks"i address method password (obfs_typev obfs_hostv)? (obfs_ss/obfs_host/obfs_uri/fast_open/udp_relay/udp_port/shadow_tls_version/shadow_tls_sni/shadow_tls_password/ip_mode/block_quic/others)* {
     proxy.type = "ss";
     // handle ss obfs
     if (obfs.type == "http" || obfs.type === "tls") {
@@ -52,31 +52,31 @@ shadowsocks = tag equals "shadowsocks"i address method password (obfs_typev obfs
         $set(proxy, "plugin-opts.path", obfs.path);
     }
 }
-vmess = tag equals "vmess"i address method uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/vmess_alterId/fast_open/udp_relay/ip_mode/public_key/short_id/others)* {
+vmess = tag equals "vmess"i address method uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/vmess_alterId/fast_open/udp_relay/ip_mode/public_key/short_id/block_quic/others)* {
     proxy.type = "vmess";
     proxy.cipher = proxy.cipher || "none";
     proxy.alterId = proxy.alterId || 0;
     handleTransport();
 }
-vless = tag equals "vless"i address uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/flow/public_key/short_id/others)* {
+vless = tag equals "vless"i address uuid (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/flow/public_key/short_id/block_quic/others)* {
     proxy.type = "vless";
     handleTransport();
 }
-trojan = tag equals "trojan"i address password (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/others)* {
+trojan = tag equals "trojan"i address password (transport/transport_host/transport_path/over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "trojan";
     handleTransport();
 }
-hysteria2 = tag equals "hysteria2"i address password (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/udp_relay/fast_open/download_bandwidth/salamander_password/ecn/ip_mode/others)* {
+hysteria2 = tag equals "hysteria2"i address password (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/udp_relay/fast_open/download_bandwidth/salamander_password/ecn/ip_mode/block_quic/others)* {
     proxy.type = "hysteria2";
 }
-https = tag equals "https"i address (username password)? (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/others)* {
+https = tag equals "https"i address (username password)? (tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "http";
     proxy.tls = true;
 }
-http = tag equals "http"i address (username password)? (fast_open/udp_relay/ip_mode/others)* {
+http = tag equals "http"i address (username password)? (fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "http";
 }
-socks5 = tag equals "socks5"i address (username password)? (over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/others)* {
+socks5 = tag equals "socks5"i address (username password)? (over_tls/tls_host/tls_verification/tls_cert_sha256/tls_pubkey_sha256/fast_open/udp_relay/ip_mode/block_quic/others)* {
     proxy.type = "socks5";
 }
 
@@ -190,6 +190,8 @@ ecn = comma "ecn" equals flag:bool { proxy.ecn = flag; }
 download_bandwidth = comma "download-bandwidth" equals match:[^,]+ { proxy.down = match.join(""); }
 salamander_password = comma "salamander-password" equals match:[^,]+ { proxy['obfs-password'] = match.join(""); proxy.obfs = 'salamander'; }
 
+block_quic = comma "block-quic" equals flag:bool { if(flag) proxy["block-quic"] = "on"; else proxy["block-quic"] = "off"; }
+
 tag = match:[^=,]* { proxy.name = match.join("").trim(); }
 comma = _ "," _
 equals = _ "=" _
diff --git a/backend/src/core/proxy-utils/producers/loon.js b/backend/src/core/proxy-utils/producers/loon.js
index b443c5d..4520be7 100644
--- a/backend/src/core/proxy-utils/producers/loon.js
+++ b/backend/src/core/proxy-utils/producers/loon.js
@@ -133,6 +133,13 @@ function shadowsocks(proxy) {
     // tfo
     result.appendIfPresent(`,fast-open=${proxy.tfo}`, 'tfo');
 
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     // udp
     if (proxy.udp) {
         result.append(`,udp=true`);
@@ -360,6 +367,13 @@ function vmess(proxy, includeUnsupportedProxy) {
     // tfo
     result.appendIfPresent(`,fast-open=${proxy.tfo}`, 'tfo');
 
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     // udp
     if (proxy.udp) {
         result.append(`,udp=true`);
@@ -467,6 +481,13 @@ function vless(proxy, includeUnsupportedProxy) {
     // tfo
     result.appendIfPresent(`,fast-open=${proxy.tfo}`, 'tfo');
 
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     // udp
     if (proxy.udp) {
         result.append(`,udp=true`);
@@ -494,6 +515,14 @@ function http(proxy) {
 
     // tfo
     result.appendIfPresent(`,tfo=${proxy.tfo}`, 'tfo');
+
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     const ip_version = ipVersions[proxy['ip-version']] || proxy['ip-version'];
     result.appendIfPresent(`,ip-mode=${ip_version}`, 'ip-version');
 
@@ -520,6 +549,13 @@ function socks5(proxy) {
     // tfo
     result.appendIfPresent(`,tfo=${proxy.tfo}`, 'tfo');
 
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     // udp
     if (proxy.udp) {
         result.append(`,udp=true`);
@@ -594,6 +630,13 @@ function wireguard(proxy) {
     const ip_version = ipVersions[proxy['ip-version']] || proxy['ip-version'];
     result.appendIfPresent(`,ip-mode=${ip_version}`, 'ip-version');
 
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     return result.toString();
 }
 
@@ -628,6 +671,13 @@ function hysteria2(proxy) {
     // tfo
     result.appendIfPresent(`,fast-open=${proxy.tfo}`, 'tfo');
 
+    // block-quic
+    if (proxy['block-quic'] === 'on') {
+        result.append(',block-quic=true');
+    } else if (proxy['block-quic'] === 'off') {
+        result.append(',block-quic=false');
+    }
+
     // udp
     if (proxy.udp) {
         result.append(`,udp=true`);