--- src/fuser.c
+++ src/fuser.c	2010-07-13 15:01:58.000000000 +0000
@@ -1120,7 +1120,8 @@ int main(int argc, char *argv[])
     char option_buf[3];
     struct option *optr;
 	char *nsptr;
-  int skip_argv;
+	int skip_argv;
+	int seen_file;
 	size_t len;
 
 	struct option options[] = {
@@ -1160,6 +1161,7 @@ int main(int argc, char *argv[])
 	netdev = find_net_dev();
 	fill_unix_cache(&unixsockets);
 
+    seen_file = 0;
     for (argc_cnt = 1; argc_cnt < argc; argc_cnt++) {
       current_argv = argv[argc_cnt];
       if (current_argv[0] == '-') { /* its an option */
@@ -1291,6 +1293,7 @@ int main(int argc, char *argv[])
 			}
 		}
 		this_name->matched_procs = NULL;
+		seen_file = 1;
 		if (opts & (OPT_MOUNTS|OPT_ISMOUNTPOINT)
 		    && this_name->name_space != NAMESPACE_FILE)
 			usage(_
@@ -1350,7 +1353,7 @@ int main(int argc, char *argv[])
 			names_tail->next = this_name;
 		names_tail = this_name;
     } /* for across the argvs */
-	if (names_head == NULL)
+	if (names_head == NULL && !seen_file)
 		usage(_("No process specification given"));
 
 	if (opts & OPT_SILENT) {