diff --git a/src/librc.c b/src/librc.c
index 4ee82f01..9bd89cd9 100644
--- a/src/librc.c
+++ b/src/librc.c
@@ -205,7 +205,7 @@ char **rc_service_options (const char *service)
 }
 librc_hidden_def(rc_service_options)
 
-char *rc_service_description (const char *service, const char *function)
+char *rc_service_description (const char *service, const char *option)
 {
 	char *svc;
 	char cmd[PATH_MAX];
@@ -219,11 +219,11 @@ char *rc_service_description (const char *service, const char *function)
 
 	svc = rc_resolve_service (service);
 
-	if (! function)
-		function = "";
+	if (! option)
+		option = "";
 
 	snprintf (cmd, sizeof (cmd), ". '%s'; echo \"${description%s%s}\"",
-			  svc, function ? "_" : "", function);
+			  svc, option ? "_" : "", option);
 	if (! (fp = popen (cmd, "r"))) {
 		eerror ("popen `%s': %s", svc, strerror (errno));
 		free (svc);
diff --git a/src/rc.h b/src/rc.h
index 8300f725..b2d74082 100644
--- a/src/rc.h
+++ b/src/rc.h
@@ -45,7 +45,7 @@ typedef enum
 char *rc_resolve_service (const char *service);
 bool rc_service_exists (const char *service);
 char **rc_service_options (const char *service);
-char *rc_service_description (const char *service, const char *function);
+char *rc_service_description (const char *service, const char *option);
 bool rc_service_in_runlevel (const char *service, const char *runlevel);
 bool rc_service_state (const char *service, rc_service_state_t state);
 bool rc_mark_service (const char *service, rc_service_state_t state);