diff --git a/src/index_response.cpp b/src/index_response.cpp
index 8cd023a..652d8d5 100644
--- a/src/index_response.cpp
+++ b/src/index_response.cpp
@@ -16,23 +16,26 @@
  */
 
 #include "index_response.hpp"
+#include <boost/algorithm/string/replace.hpp>
 
 namespace tawashi {
-	IndexResponse::IndexResponse() :
-		Response(Response::ContentType, "text/html")
+	IndexResponse::IndexResponse (const boost::string_ref& parBaseURI) :
+		Response(Response::ContentType, "text/html", parBaseURI)
 	{
 	}
 
 	void IndexResponse::on_send (std::ostream& parStream) {
-		parStream <<
-			R"(
+		std::string html(R"(
 <form action="http://127.0.0.1:8080/paste.cgi" method="POST" accept-charset="UTF-8">
 	<textarea name="pastie" cols="80" rows="24"></textarea>
 	<br>
 		<button type="submit">tawashi</button>
 	</br>
 </form>
-)";
+)");
+
+		boost::replace_all(html, "{base_uri}", base_uri());
+		parStream << html;
 	}
 } //namespace tawashi
 
diff --git a/src/index_response.hpp b/src/index_response.hpp
index f127e6a..ea8dede 100644
--- a/src/index_response.hpp
+++ b/src/index_response.hpp
@@ -18,11 +18,12 @@
 #pragma once
 
 #include "response.hpp"
+#include <boost/utility/string_ref.hpp>
 
 namespace tawashi {
 	class IndexResponse : public Response {
 	public:
-		IndexResponse();
+		explicit IndexResponse (const boost::string_ref& parBaseURI);
 
 	private:
 		virtual void on_send (std::ostream& parStream) override;
diff --git a/src/main.cpp b/src/main.cpp
index ae412a4..1595f96 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -67,16 +67,17 @@ int main() {
 	incredis.connect();
 
 	tawashi::cgi::Env cgi_env;
+	const boost::string_ref& base_uri = settings.at("base_uri");
 	if (cgi_env.path_info() == "/index.cgi") {
-		tawashi::IndexResponse resp;
+		tawashi::IndexResponse resp(base_uri);
 		resp.send();
 	}
 	else if (cgi_env.path_info() == "/paste.cgi") {
-		tawashi::SubmitPasteResponse resp(incredis);
+		tawashi::SubmitPasteResponse resp(incredis, base_uri);
 		resp.send();
 	}
 	else {
-		tawashi::PastieResponse resp(incredis);
+		tawashi::PastieResponse resp(incredis, base_uri);
 		resp.send();
 	}
 
diff --git a/src/pastie_response.cpp b/src/pastie_response.cpp
index 81c0bfd..3934ddd 100644
--- a/src/pastie_response.cpp
+++ b/src/pastie_response.cpp
@@ -23,8 +23,8 @@
 #include <sstream>
 
 namespace tawashi {
-	PastieResponse::PastieResponse (redis::IncRedis& parRedis) :
-		Response(Response::ContentType, "text/html"),
+	PastieResponse::PastieResponse (redis::IncRedis& parRedis, const boost::string_ref& parBaseURI) :
+		Response(Response::ContentType, "text/html", parBaseURI),
 		m_redis(parRedis),
 		m_plain_text(false)
 	{
diff --git a/src/pastie_response.hpp b/src/pastie_response.hpp
index 566d396..420b857 100644
--- a/src/pastie_response.hpp
+++ b/src/pastie_response.hpp
@@ -19,6 +19,7 @@
 
 #include "response.hpp"
 #include <string>
+#include <boost/utility/string_ref.hpp>
 
 namespace redis {
 	class IncRedis;
@@ -27,7 +28,7 @@ namespace redis {
 namespace tawashi {
 	class PastieResponse : public Response {
 	public:
-		PastieResponse (redis::IncRedis& parRedis);
+		PastieResponse (redis::IncRedis& parRedis, const boost::string_ref& parBaseURI);
 
 	private:
 		virtual void on_process() override;
diff --git a/src/response.cpp b/src/response.cpp
index f327668..53b8ca2 100644
--- a/src/response.cpp
+++ b/src/response.cpp
@@ -20,8 +20,9 @@
 #include <cassert>
 
 namespace tawashi {
-	Response::Response (Types parRespType, std::string&& parValue) :
+	Response::Response (Types parRespType, std::string&& parValue, const boost::string_ref& parBaseURI) :
 		m_resp_value(std::move(parValue)),
+		m_base_uri(parBaseURI),
 		m_resp_type(parRespType),
 		m_header_sent(false)
 	{
@@ -60,4 +61,8 @@ namespace tawashi {
 		m_resp_type = parRespType;
 		m_resp_value = std::move(parValue);
 	}
+
+	const boost::string_ref& Response::base_uri() const {
+		return m_base_uri;
+	}
 } //namespace tawashi
diff --git a/src/response.hpp b/src/response.hpp
index 083f3ad..3ca25e3 100644
--- a/src/response.hpp
+++ b/src/response.hpp
@@ -20,6 +20,7 @@
 #include "cgi_env.hpp"
 #include <string>
 #include <iostream>
+#include <boost/utility/string_ref.hpp>
 
 namespace tawashi {
 	class Response {
@@ -34,9 +35,10 @@ namespace tawashi {
 			Location
 		};
 
-		Response (Types parRespType, std::string&& parValue);
+		Response (Types parRespType, std::string&& parValue, const boost::string_ref& parBaseURI);
 		const cgi::Env& cgi_env() const;
 		void change_type (Types parRespType, std::string&& parValue);
+		const boost::string_ref& base_uri() const;
 
 	private:
 		virtual void on_process();
@@ -44,6 +46,7 @@ namespace tawashi {
 
 		cgi::Env m_cgi_env;
 		std::string m_resp_value;
+		boost::string_ref m_base_uri;
 		Types m_resp_type;
 		bool m_header_sent;
 	};
diff --git a/src/submit_paste_response.cpp b/src/submit_paste_response.cpp
index a7e1343..cc00ec7 100644
--- a/src/submit_paste_response.cpp
+++ b/src/submit_paste_response.cpp
@@ -27,8 +27,8 @@ namespace tawashi {
 		const char g_post_key[] = "pastie";
 	} //unnamed namespace
 
-	SubmitPasteResponse::SubmitPasteResponse (redis::IncRedis& parRedis) :
-		Response(Response::ContentType, "text/plain"),
+	SubmitPasteResponse::SubmitPasteResponse (redis::IncRedis& parRedis, const boost::string_ref& parBaseURI) :
+		Response(Response::ContentType, "text/plain", parBaseURI),
 		m_redis(parRedis)
 	{
 	}
diff --git a/src/submit_paste_response.hpp b/src/submit_paste_response.hpp
index 78de7f3..de491ba 100644
--- a/src/submit_paste_response.hpp
+++ b/src/submit_paste_response.hpp
@@ -28,7 +28,7 @@ namespace redis {
 namespace tawashi {
 	class SubmitPasteResponse : public Response {
 	public:
-		explicit SubmitPasteResponse (redis::IncRedis& parRedis);
+		SubmitPasteResponse (redis::IncRedis& parRedis, const boost::string_ref& parBaseURI);
 
 	private:
 		virtual void on_process() override;