diff --git a/src/slic3r/Utils/OrcaCloudServiceAgent.hpp b/src/slic3r/Utils/OrcaCloudServiceAgent.hpp
index d3649e6bf7..c999dbeea2 100644
--- a/src/slic3r/Utils/OrcaCloudServiceAgent.hpp
+++ b/src/slic3r/Utils/OrcaCloudServiceAgent.hpp
@@ -163,6 +163,8 @@ public:
 
     // Configuration
     void configure_urls(AppConfig* app_config);
+    // Hostname only; cloud REST, MQTT, and WebRTC signaling use fixed TLS
+    // endpoints on port 443.
     void set_api_base_url(const std::string& url);
     void set_auth_base_url(const std::string& url);
     void set_cloud_base_url(const std::string& url);
diff --git a/src/slic3r/Utils/OrcaCloudSignalingChannel.cpp b/src/slic3r/Utils/OrcaCloudSignalingChannel.cpp
index ab63450edb..692789a02c 100644
--- a/src/slic3r/Utils/OrcaCloudSignalingChannel.cpp
+++ b/src/slic3r/Utils/OrcaCloudSignalingChannel.cpp
@@ -91,17 +91,6 @@ std::string OrcaCloudSignalingChannel::encode_path_component(const std::string&
     return encoded.str();
 }
 
-std::string OrcaCloudSignalingChannel::host_without_scheme(std::string value)
-{
-    const auto scheme = value.find("://");
-    if (scheme != std::string::npos)
-        value.erase(0, scheme + 3);
-    const auto slash = value.find('/');
-    if (slash != std::string::npos)
-        value.erase(slash);
-    return value;
-}
-
 void OrcaCloudSignalingChannel::unavailable(CameraUnavailableReason reason, std::string detail)
 {
     if (on_unavailable)
@@ -117,7 +106,10 @@ void OrcaCloudSignalingChannel::run()
             return;
         }
         const std::string token = m_cloud->get_access_token();
-        const std::string host = host_without_scheme(m_cloud->get_cloud_service_host());
+        // OrcaCloud exposes a bare API hostname. WebRTC signaling uses the
+        // fixed HTTPS/WSS endpoints on port 443; custom schemes, ports, and
+        // base paths are not supported by this agent.
+        const std::string host = m_cloud->get_cloud_service_host();
         if (token.empty() || host.empty()) {
             unavailable(CameraUnavailableReason::Error, "OrcaCloud session is unavailable");
             m_open.store(false);
diff --git a/src/slic3r/Utils/OrcaCloudSignalingChannel.hpp b/src/slic3r/Utils/OrcaCloudSignalingChannel.hpp
index 011fafad8e..a277a952b0 100644
--- a/src/slic3r/Utils/OrcaCloudSignalingChannel.hpp
+++ b/src/slic3r/Utils/OrcaCloudSignalingChannel.hpp
@@ -50,7 +50,6 @@ private:
     void send_json(const std::string& message);
     void unavailable(CameraUnavailableReason reason, std::string detail);
     static std::string encode_path_component(const std::string& value);
-    static std::string host_without_scheme(std::string value);
 
     OrcaCloudServiceAgent* m_cloud;
     std::string m_dev_id;