diff --git a/src/application.cpp b/src/application.cpp
index df62fb3..786520e 100644
--- a/src/application.cpp
+++ b/src/application.cpp
@@ -348,10 +348,13 @@ void GitApp::repo_home(std::string name) {
             util::github_clone_urls(repo->remote_url(), github_hosts_);
         c.clone_ssh = clone.ssh;
         c.clone_https = clone.https;
-        if (const std::string host = request().getenv("HTTP_HOST");
-            allow_clone_ && !host.empty()) {
+        std::string host = request().getenv("HTTP_X_FORWARDED_HOST");
+        if (host.empty())
+            host = request().getenv("HTTP_HOST");
+        if (allow_clone_ && !host.empty()) {
             // Behind a TLS-terminating proxy the public scheme is https even
-            // though we serve plain http; honor X-Forwarded-Proto when set.
+            // though we serve plain http; honor X-Forwarded-Proto and
+            // X-Forwarded-Host when set.
             std::string scheme = request().getenv("HTTP_X_FORWARDED_PROTO");
             if (scheme.empty())
                 scheme = "http";