diff --git a/anda/elementary/switchboard-plug-onlineaccounts/b60f0458a23a2f76ad14d399f145e150e1ab82d3.patch b/anda/elementary/switchboard-plug-onlineaccounts/b60f0458a23a2f76ad14d399f145e150e1ab82d3.patch
new file mode 100644
index 0000000000..ecbe624b23
--- /dev/null
+++ b/anda/elementary/switchboard-plug-onlineaccounts/b60f0458a23a2f76ad14d399f145e150e1ab82d3.patch
@@ -0,0 +1,94 @@
+From b60f0458a23a2f76ad14d399f145e150e1ab82d3 Mon Sep 17 00:00:00 2001
+From: Bobby Rong <rjl931189261@126.com>
+Date: Sat, 23 Jul 2022 10:45:28 +0800
+Subject: [PATCH] build: support evolution-data-server 3.45
+
+---
+ meson.build                   |  3 +++
+ src/Dialogs/CaldavDialog.vala | 23 +++++++++++++++++++++++
+ 2 files changed, 26 insertions(+)
+
+diff --git a/meson.build b/meson.build
+index 61fa00b5..72387657 100644
+--- a/meson.build
++++ b/meson.build
+@@ -44,6 +44,9 @@ switchboard_dep = dependency('switchboard-2.0')
+ if edataserverui_dep.version().version_compare('>=3.39.2')
+     add_project_arguments('--define=HAS_EDS_3_40', language: 'vala')
+ endif
++if edataserverui_dep.version().version_compare('>=3.45.1')
++    add_project_arguments('--define=HAS_EDS_3_46', language: 'vala')
++endif
+ 
+ gresource = gnome.compile_resources(
+     'gresource',
+diff --git a/src/Dialogs/CaldavDialog.vala b/src/Dialogs/CaldavDialog.vala
+index b658b266..c6c934b2 100644
+--- a/src/Dialogs/CaldavDialog.vala
++++ b/src/Dialogs/CaldavDialog.vala
+@@ -397,7 +397,11 @@ public class OnlineAccounts.CaldavDialog : Hdy.Window {
+             col.backend_name = "caldav";
+ 
+             unowned var webdav = (E.SourceWebdav)source.get_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND);
++#if HAS_EDS_3_46
++            webdav.uri = GLib.Uri.parse (url_entry.text, GLib.UriFlags.NONE);
++#else
+             webdav.soup_uri = new Soup.URI (url_entry.text);
++#endif
+             webdav.calendar_auto_schedule = true;
+ 
+             unowned var auth = (E.SourceAuthentication)source.get_extension (E.SOURCE_EXTENSION_AUTHENTICATION);
+@@ -473,7 +477,11 @@ public class OnlineAccounts.CaldavDialog : Hdy.Window {
+                 string? webdav_host = null;
+                 if (source.has_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND)) {
+                     unowned var webdav_extension = (E.SourceWebdav) source.get_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND);
++#if HAS_EDS_3_46
++                    webdav_host = webdav_extension.uri.get_host ();
++#else
+                     webdav_host = webdav_extension.soup_uri.host;
++#endif
+                 }
+ 
+                 foreach (unowned E.WebDAVDiscoveredSource? disc_source in discovered_sources) {
+@@ -486,7 +494,11 @@ public class OnlineAccounts.CaldavDialog : Hdy.Window {
+                     };
+ 
+                     unowned var webdav = (E.SourceWebdav) e_source.get_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND);
++#if HAS_EDS_3_46
++                    webdav.uri = GLib.Uri.parse (disc_source.href, GLib.UriFlags.NONE);
++#else
+                     webdav.soup_uri = new Soup.URI (disc_source.href);
++#endif
+                     webdav.color = disc_source.color;
+ 
+                     switch (only_supports) {
+@@ -550,10 +562,17 @@ public class OnlineAccounts.CaldavDialog : Hdy.Window {
+ 
+         if (collection_source.has_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND)) {
+             unowned var webdav_extension = (E.SourceWebdav) collection_source.get_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND);
++#if HAS_EDS_3_46
++            url_entry.text = webdav_extension.uri.to_string ();
++
++            if (webdav_extension.uri.get_user () != null && webdav_extension.uri.get_user () != "") {
++                url_entry.text = url_entry.text.replace (webdav_extension.uri.get_user () + "@", "");
++#else
+             url_entry.text = webdav_extension.soup_uri.to_string (false);
+ 
+             if (webdav_extension.soup_uri.user != null && webdav_extension.soup_uri.user != "") {
+                 url_entry.text = url_entry.text.replace (webdav_extension.soup_uri.user + "@", "");
++#endif
+             }
+         }
+ 
+@@ -589,7 +608,11 @@ public class OnlineAccounts.CaldavDialog : Hdy.Window {
+         authentication_extension.user = username_entry.text;
+ 
+         unowned var webdav_extension = (E.SourceWebdav) collection_source.get_extension (E.SOURCE_EXTENSION_WEBDAV_BACKEND);
++#if HAS_EDS_3_46
++        webdav_extension.uri = GLib.Uri.parse (url_entry.text, GLib.UriFlags.NONE);
++#else
+         webdav_extension.soup_uri = new Soup.URI (url_entry.text);
++#endif
+         webdav_extension.calendar_auto_schedule = true;
+ 
+         unowned var offline_extension = (E.SourceOffline) collection_source.get_extension (E.SOURCE_EXTENSION_OFFLINE);
diff --git a/anda/elementary/switchboard-plug-onlineaccounts/switchboard-plug-onlineaccounts.spec b/anda/elementary/switchboard-plug-onlineaccounts/switchboard-plug-onlineaccounts.spec
index 43fb6e5158..88f538a1b1 100644
--- a/anda/elementary/switchboard-plug-onlineaccounts/switchboard-plug-onlineaccounts.spec
+++ b/anda/elementary/switchboard-plug-onlineaccounts/switchboard-plug-onlineaccounts.spec
@@ -18,9 +18,7 @@ BuildRequires:  libappstream-glib
 BuildRequires:  meson
 BuildRequires:  vala
 
-# FIXME: Actually patch this module to accomodate for the new evolution-data-server API
-
-# todo for windowsboy111: Actually patch this module
+Patch0: b60f0458a23a2f76ad14d399f145e150e1ab82d3.patch
 
 BuildRequires:  pkgconfig(camel-1.2) = 3.44.4
 BuildRequires:  pkgconfig(glib-2.0)