diff --git a/src/mm-port-qmi.c b/src/mm-port-qmi.c
index 51f71536..e5a1c214 100644
--- a/src/mm-port-qmi.c
+++ b/src/mm-port-qmi.c
@@ -35,7 +35,7 @@ G_DEFINE_TYPE (MMPortQmi, mm_port_qmi, MM_TYPE_PORT)
 
 enum {
     PROP_0,
-#if WITH_QRTR
+#if defined WITH_QRTR
     PROP_NODE,
 #endif
     PROP_LAST