diff --git a/cgi.d b/cgi.d
index e5dfcbe..a2a7ada 100644
--- a/cgi.d
+++ b/cgi.d
@@ -4016,7 +4016,18 @@ void serveFastCgi(alias fun, CustomCgi = Cgi, long maxContentLength = defaultMax
 		// if a listening port was specified on the command line, we want to spawn ourself
 		// (needed for nginx without spawn-fcgi, e.g. on Windows)
 		FCGX_Init();
-		auto sock = FCGX_OpenSocket(toStringz(params.listeningHost ~ ":" ~ to!string(lp)), 12);
+
+		int sock;
+
+		auto host = params.listeningHost;
+		if(host.startsWith("unix:")) {
+			sock = FCGX_OpenSocket(toStringz(params.listeningHosa["unix:".length .. $]), 12);
+		} else if(host.startsWith("abstract:")) {
+			sock = FCGX_OpenSocket(toStringz("\0" ~ params.listeningHosa["abstract:".length .. $]), 12);
+		} else {
+			sock = FCGX_OpenSocket(toStringz(params.listeningHost ~ ":" ~ to!string(lp)), 12);
+		}
+
 		if(sock < 0)
 			throw new Exception("Couldn't listen on the port");
 		FCGX_InitRequest(&request, sock, 0);