diff --git a/subsys/modem/modem_pipelink.c b/subsys/modem/modem_pipelink.c
index e52d0117f62d2..62949cddd27a3 100644
--- a/subsys/modem/modem_pipelink.c
+++ b/subsys/modem/modem_pipelink.c
@@ -27,7 +27,7 @@ void modem_pipelink_attach(struct modem_pipelink *link,
 
 bool modem_pipelink_is_connected(struct modem_pipelink *link)
 {
-	bool connected;
+	bool connected = false;
 
 	K_SPINLOCK(&link->spinlock) {
 		connected = link->connected;