diff --git a/lib/partner-last-seen.js b/lib/partner-last-seen.js
index e73531f..68e74dd 100644
--- a/lib/partner-last-seen.js
+++ b/lib/partner-last-seen.js
@@ -37,15 +37,15 @@ function get(partnerNumber) {
     })
 }
 
-function set(partnerNumber, modemName) {
+function set(partnerNumber, value) {
     partnerNumber = (partnerNumber || '').replace(/^\+/, '');
 
-    if (!partnerNumber || !modemName) {
+    if (!partnerNumber || !value) {
         return;
     }
 
     const keyword = _composeKeyword(partnerNumber);
-    redisClient.set(keyword, modemName, 'EX', REDIS_TTL_SECS);
+    redisClient.set(keyword, value, 'EX', REDIS_TTL_SECS);
 }
 
 exports.get = get;