diff --git a/rotators/rotorez/rotorez.c b/rotators/rotorez/rotorez.c
index 06e9dc539..3eb2f40d4 100644
--- a/rotators/rotorez/rotorez.c
+++ b/rotators/rotorez/rotorez.c
@@ -653,7 +653,7 @@ static int rotorez_rot_get_position(ROT *rot, azimuth_t *azimuth,
 
     *azimuth = tmp;
 
-    if (rot->state.rotport2.pathname != NULL)
+    if (strlen(rot->state.rotport2.pathname) > 0)
     {
         do
         {