diff --git a/src/libslic3r/AppConfig.cpp b/src/libslic3r/AppConfig.cpp
index 4d27e3df10a..f8eafff97d3 100644
--- a/src/libslic3r/AppConfig.cpp
+++ b/src/libslic3r/AppConfig.cpp
@@ -40,11 +40,8 @@ using namespace nlohmann;
 
 namespace Slic3r {
 
-static const std::string VERSION_CHECK_URL = "https://gradients.garden/orcaslicer_imagemap/current_version.json";
-static const std::string VERSION_CHECK_URL_LEGACY = "https://check-version.orcaslicer.com/latest";
-static const std::string VERSION_CHECK_MODE = "platform_json";
-static const std::string VERSION_DOWNLOAD_URL = "https://gitlab.com/sentient_stardust/orcaslicer-imagemap";
-static const std::string PROFILE_UPDATE_URL = "https://api.github.com/repos/OrcaSlicer/orcaslicer-profiles/releases/tags";
+static const std::string VERSION_CHECK_URL = "https://gitea.it-drui.de/api/v1/repos/viewit/OrcaSlicer-KX/releases/latest";
+static const std::string PROFILE_UPDATE_URL = "https://check-version.orcaslicer.com/profile";
 static const std::string MODELS_STR = "models";
 
 const std::string AppConfig::SECTION_FILAMENTS = "filaments";
diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index 84cb563c6e9..e7b53092e61 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -5765,20 +5765,14 @@ void GUI_App::check_new_version_sf(bool show_tips, int by_user)
         detect_updater_os_info()
     };
 
-    const std::string query_string = build_updater_query(query);
-    if (!query_string.empty()) {
-        const bool has_query = version_check_url.find('?') != std::string::npos;
-        if (!has_query)
-            version_check_url.push_back('?');
-        else if (!version_check_url.empty() && version_check_url.back() != '&' && version_check_url.back() != '?')
-            version_check_url.push_back('&');
-        version_check_url += query_string;
-    }
+    // KX fork: do not append upstream telemetry query params to Gitea API URL
+    const std::string query_string;
 
     auto http = Http::get(version_check_url);
-    maybe_attach_updater_signature(http, query_string, version_check_url);
+    // KX fork: skip upstream signature headers — we query Gitea, not orcaslicer.com
+    // maybe_attach_updater_signature(http, query_string, version_check_url);
 
-    http.header("accept", "application/vnd.github.v3+json")
+    http.header("accept", "application/json")
         .timeout_connect(5)
         .timeout_max(10)
         .on_error([&](std::string body, std::string error, unsigned http_status) {
diff --git a/src/slic3r/Utils/PresetUpdater.cpp b/src/slic3r/Utils/PresetUpdater.cpp
index 6d94af35d76..40247eb0fd3 100644
--- a/src/slic3r/Utils/PresetUpdater.cpp
+++ b/src/slic3r/Utils/PresetUpdater.cpp
@@ -387,25 +387,8 @@ void PresetUpdater::priv::sync_version() const
 {
 	if (! enabled_version_check) { return; }
 
-#if 0
-	Http::get(version_check_url)
-		.size_limit(SLIC3R_VERSION_BODY_MAX)
-		.on_progress([this](Http::Progress, bool &cancel) {
-			cancel = this->cancel;
-		})
-		.on_error([&](std::string body, std::string error, unsigned http_status) {
-			(void)body;
-			BOOST_LOG_TRIVIAL(error) << format("Error getting: `%1%`: HTTP %2%, %3%",
-				version_check_url,
-				http_status,
-				error);
-		})
-		.on_complete([&](std::string body, unsigned /* http_status */) {
-			boost::trim(body);
-			parse_version_string(body);
-		})
-		.perform_sync();
-#endif
+	// Version check is handled by GUI_App::check_new_version_sf() which queries the
+	// Gitea releases API directly. Nothing to do here.
 }
 
 // Parses version string obtained in sync_version() and sends events to UI thread.