diff --git a/repos/gems/src/server/ssh_terminal/server.cc b/repos/gems/src/server/ssh_terminal/server.cc
index 11aad37ea..8e3291b87 100644
--- a/repos/gems/src/server/ssh_terminal/server.cc
+++ b/repos/gems/src/server/ssh_terminal/server.cc
@@ -36,6 +36,30 @@ extern int session_auth_password_cb(ssh_session, char const *, char const *, voi
 extern int session_auth_pubkey_cb(ssh_session, char const *, struct ssh_key_struct *, char, void *);
 extern ssh_channel session_channel_open_request_cb(ssh_session, void *);
 
+/**
+ * forward declaration of the write available callback.
+ */
+static int write_avail_cb(socket_t fd, int revents, void *userdata);
+
+
+Ssh::Terminal_session::Terminal_session(Genode::Registry<Terminal_session> &reg,
+                                        Ssh::Terminal &conn,
+                                        ssh_event event_loop)
+:
+	Element(reg, *this), conn(conn), _event_loop(event_loop)
+{
+	if (pipe(_fds) ||
+		ssh_event_add_fd(_event_loop,
+		                 _fds[0],
+		                 POLLIN,
+		                 write_avail_cb,
+		                 this) != SSH_OK ) {
+		Genode::error("Failed to create wakeup pipe");
+		throw -1;
+	}
+	conn.write_avail_fd = _fds[1];
+}
+
 
 Ssh::Server::Server(Genode::Env &env,
                     Genode::Xml_node const &config,
diff --git a/repos/gems/src/server/ssh_terminal/server.h b/repos/gems/src/server/ssh_terminal/server.h
index 7c51dd270..ee790c77b 100644
--- a/repos/gems/src/server/ssh_terminal/server.h
+++ b/repos/gems/src/server/ssh_terminal/server.h
@@ -45,11 +45,6 @@ namespace Ssh {
 	struct Terminal_registry;
 }
 
-/**
- * forward declaration of the write available callback.
- */
-static int write_avail_cb(socket_t fd, int revents, void *userdata);
-
 
 struct Ssh::Session : Genode::Registry<Session>::Element
 {
@@ -102,20 +97,7 @@ struct Ssh::Terminal_session : Genode::Registry<Terminal_session>::Element
 
 	Terminal_session(Genode::Registry<Terminal_session> &reg,
 	                 Ssh::Terminal &conn,
-	                 ssh_event event_loop)
-	: Element(reg, *this), conn(conn), _event_loop(event_loop)
-	{
-		if (pipe(_fds) ||
-			ssh_event_add_fd(_event_loop,
-			                 _fds[0],
-			                 POLLIN,
-			                 write_avail_cb,
-			                 this) != SSH_OK ) {
-			Genode::error("Failed to create wakeup pipe");
-			throw -1;
-		}
-		conn.write_avail_fd = _fds[1];
-	}
+	                 ssh_event event_loop);
 
 	~Terminal_session()
 	{