diff --git a/src/plugins/zeroExport/zeroExport.h b/src/plugins/zeroExport/zeroExport.h
index d2f99831..5f83b270 100644
--- a/src/plugins/zeroExport/zeroExport.h
+++ b/src/plugins/zeroExport/zeroExport.h
@@ -562,7 +562,7 @@ class ZeroExport {
             }
 
             // Inverter not selected -> ignore
-            if (mCfg->groups[group].inverters[inv].id <= 0) {
+            if (mCfg->groups[group].inverters[inv].id < 0) {
                 continue;
             }