diff --git a/src/include/sman.h1 b/src/include/sman.h1
index 20dbc90..9645289 100755
--- a/src/include/sman.h1
+++ b/src/include/sman.h1
@@ -25,6 +25,7 @@ static void start_the_graphics(void);
 static void fork_Axiom(void);
 static void start_the_Axiom(char * * envp);
 static void clean_up_sockets(void);
+static void clean_hypertex_socket(void);
 static void read_from_spad_io(int ptcNum);
 static void read_from_manager(int ptcNum);
 static void manage_spad_io(int ptcNum);