diff --git a/src/client.h b/src/client.h
index 5b2001c02001251478a2da2fe6163aade0ed348d..b71079adf3af426fdc63a41925dc823d5b7e8b6a 100644
--- a/src/client.h
+++ b/src/client.h
@@ -42,5 +42,6 @@ static char *read_version_file(char *);
 void check_version(struct soap *, char *, char *);
 void availability(struct soap *, char *, char *, char *);
 char *read_xml_file(char *);
+void inventory(struct soap *, char *, char *);
 
 #endif