diff --git a/server/security-token.cc b/server/security-token.cc
index 7e5d62c..359c797 100644
--- a/server/security-token.cc
+++ b/server/security-token.cc
@@ -1,4 +1,4 @@
-#include "security-token.hh"
+#incalude "security-token.hh"
 #include "json_spirit/json_spirit_value.h"
 #include "json_spirit/json_spirit_writer.h"
 #include <random>
@@ -10,6 +10,7 @@
 #include <sys/types.h> // for creat()
 #include <sys/stat.h>
 #include <fcntl.h>
+#include <unistd.h> // for unlink()
 
 namespace
 {
@@ -75,3 +76,9 @@ std::string create_security_token(const std::string& server_address, unsigned po
 	return sec_token;
 }
 
+
+void remove_token_file()
+{
+	const std::string filename = get_token_filename();
+	unlink(filename.c_str());
+}
diff --git a/server/security-token.hh b/server/security-token.hh
index 24b7662..4871b1f 100644
--- a/server/security-token.hh
+++ b/server/security-token.hh
@@ -3,6 +3,9 @@
 
 #include <string>
 
+// deletes the token file, if it exists
+void remove_token_file();
+
 // creates a file with restrictive access rights that contains a security token and returns that token, too
 std::string create_security_token(const std::string& server_address, unsigned port_nr, const std::string& path);