diff --git a/lib/server/commands/Commands.js b/lib/server/commands/Commands.js
index 74616201..27faf033 100644
--- a/lib/server/commands/Commands.js
+++ b/lib/server/commands/Commands.js
@@ -1,6 +1,7 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var NotImplemented_1 = require("./NotImplemented");
+var Proppatch_1 = require("./Proppatch");
 var Propfind_1 = require("./Propfind");
 var Options_1 = require("./Options");
 var Delete_1 = require("./Delete");
@@ -11,6 +12,7 @@ var Put_1 = require("./Put");
 var Get_1 = require("./Get");
 exports.default = {
     NotImplemented: NotImplemented_1.default,
+    Proppatch: Proppatch_1.default,
     Propfind: Propfind_1.default,
     Options: Options_1.default,
     Delete: Delete_1.default,
diff --git a/lib/server/commands/Proppatch.d.ts b/lib/server/commands/Proppatch.d.ts
new file mode 100644
index 00000000..f8724433
--- /dev/null
+++ b/lib/server/commands/Proppatch.d.ts
@@ -0,0 +1,2 @@
+import { MethodCallArgs } from '../WebDAVRequest';
+export default function (arg: MethodCallArgs, callback: any): void;
diff --git a/lib/server/commands/Proppatch.js b/lib/server/commands/Proppatch.js
new file mode 100644
index 00000000..88468063
--- /dev/null
+++ b/lib/server/commands/Proppatch.js
@@ -0,0 +1,64 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var WebDAVRequest_1 = require("../WebDAVRequest");
+var http_1 = require("http");
+var XML_1 = require("../../helper/XML");
+function default_1(arg, callback) {
+    arg.getResource(function (e, r) {
+        if (e) {
+            arg.setCode(WebDAVRequest_1.HTTPCodes.NotFound);
+            callback();
+            return;
+        }
+        var multistatus = XML_1.XML.createElement('D:multistatus', {
+            'xmlns:D': 'DAV:'
+        });
+        var response = multistatus.ele('D:response');
+        response.ele('D:href').add(arg.fullUri());
+        var xml = XML_1.XML.parse(arg.data);
+        var root = xml.find('DAV:propertyupdate');
+        var finalize = function () {
+            finalize = function () {
+                arg.setCode(WebDAVRequest_1.HTTPCodes.MultiStatus);
+                arg.response.write(XML_1.XML.toXML(multistatus));
+                callback();
+            };
+        };
+        function notify(el, error) {
+            var code = error ? WebDAVRequest_1.HTTPCodes.Conflict : WebDAVRequest_1.HTTPCodes.OK;
+            var propstat = response.ele('D:propstat');
+            propstat.ele('D:prop').ele(el.name);
+            propstat.ele('D:status').add('HTTP/1.1 ' + code + ' ' + http_1.STATUS_CODES[code]);
+        }
+        execute('DAV:set', function (el, callback) {
+            r.setProperty(el.name, el.elements, callback);
+        });
+        execute('DAV:remove', function (el, callback) {
+            r.removeProperty(el.name, callback);
+        });
+        function execute(name, fnProp) {
+            var list = root.findMany(name);
+            if (list.length === 0) {
+                finalize();
+                return;
+            }
+            list.forEach(function (el) {
+                var els = el.find('DAV:prop').elements;
+                if (els.length === 0) {
+                    finalize();
+                    return;
+                }
+                var nb = els.length;
+                els.forEach(function (el) {
+                    fnProp(el, function (e) {
+                        notify(el, e);
+                        --nb;
+                        if (nb === 0)
+                            finalize();
+                    });
+                });
+            });
+        }
+    });
+}
+exports.default = default_1;
diff --git a/src/server/commands/Commands.ts b/src/server/commands/Commands.ts
index 73bad7d2..57096024 100644
--- a/src/server/commands/Commands.ts
+++ b/src/server/commands/Commands.ts
@@ -1,4 +1,5 @@
 import NotImplemented from './NotImplemented'
+import Proppatch from './Proppatch'
 import Propfind from './Propfind'
 import Options from './Options'
 import Delete from './Delete'
@@ -10,6 +11,7 @@ import Get from './Get'
 
 export default {
     NotImplemented,
+    Proppatch,
     Propfind,
     Options,
     Delete,
diff --git a/src/server/commands/Proppatch.ts b/src/server/commands/Proppatch.ts
new file mode 100644
index 00000000..c2c537a2
--- /dev/null
+++ b/src/server/commands/Proppatch.ts
@@ -0,0 +1,79 @@
+import { HTTPCodes, MethodCallArgs, WebDAVRequest } from '../WebDAVRequest'
+import { STATUS_CODES } from 'http'
+import { IResource } from '../../resource/Resource'
+import { XML } from '../../helper/XML'
+
+export default function(arg : MethodCallArgs, callback)
+{
+    arg.getResource((e, r) => {
+        if(e)
+        {
+            arg.setCode(HTTPCodes.NotFound)
+            callback();
+            return;
+        }
+
+        const multistatus = XML.createElement('D:multistatus', {
+            'xmlns:D': 'DAV:'
+        });
+        const response = multistatus.ele('D:response');
+        response.ele('D:href').add(arg.fullUri());
+
+        const xml = XML.parse(arg.data);
+        const root = xml.find('DAV:propertyupdate');
+
+        let finalize = function()
+        {
+            finalize = function()
+            {
+                arg.setCode(HTTPCodes.MultiStatus);
+                arg.response.write(XML.toXML(multistatus));
+                callback();
+            }
+        }
+
+        function notify(el : any, error : any)
+        {
+            const code = error ? HTTPCodes.Conflict : HTTPCodes.OK;
+            const propstat = response.ele('D:propstat');
+            propstat.ele('D:prop').ele(el.name);
+            propstat.ele('D:status').add('HTTP/1.1 ' + code + ' ' + STATUS_CODES[code]);
+        }
+
+        execute('DAV:set', (el, callback) => {
+            r.setProperty(el.name, el.elements, callback)
+        })
+        execute('DAV:remove', (el, callback) => {
+            r.removeProperty(el.name, callback)
+        })
+
+        function execute(name, fnProp)
+        {
+            const list = root.findMany(name);
+            if(list.length === 0)
+            {
+                finalize();
+                return;
+            }
+
+            list.forEach(function(el) {
+                const els = el.find('DAV:prop').elements;
+                if(els.length === 0)
+                {
+                    finalize();
+                    return;
+                }
+
+                let nb = els.length;
+                els.forEach(function(el) {
+                    fnProp(el, (e) => {
+                        notify(el, e);
+                        --nb;
+                        if(nb === 0)
+                            finalize();
+                    })
+                })
+            })
+        }
+    })
+}