diff --git a/defaults.inc b/defaults.inc
index 697288ee..8c4669d4 100755
--- a/defaults.inc
+++ b/defaults.inc
@@ -29,9 +29,10 @@ POWERWALL_SERVICES['powerlogger']='monitor-powerlogger'
 
 MAINHOSTS=10.10.2.10,10.10.2.11,10.10.2.12
 SYSHOSTS=10.10.2.17
+ESXIHOSTS="${MAINHOSTS},${SYSHOSTS}"
 
 IFS=,
-ESXIHOSTS=(${MAINHOSTS}${SYSHOSTS})
+ESXIHOSTS=(${ESXIHOSTS})
 MAINHOSTS=(${MAINHOSTS})
 SYSHOSTS=(${SYSHOSTS})
 unset IFS