diff --git a/setup/so-functions b/setup/so-functions
index e772a99c5..6a6f42dc7 100755
--- a/setup/so-functions
+++ b/setup/so-functions
@@ -1309,13 +1309,13 @@ elasticsearch_pillar() {
 		"elasticsearch:"\
 		"  mainip: '$MAINIP'"\
 		"  mainint: '$MNIC'"\
-		"  esheap: '$NODE_ES_HEAP_SIZE'"
+		"  esheap: '$NODE_ES_HEAP_SIZE'" >> "$pillar_file"
 		if [ -n "$ESCLUSTERNAME" ]; then
 		printf '%s\n'\
-		  "  esclustername: $ESCLUSTERNAME"
+		  "  esclustername: $ESCLUSTERNAME" >> "$pillar_file"
 		else
 		printf '%s\n'\
-		"  esclustername: {{ grains.host }}"
+		"  esclustername: {{ grains.host }}" >> "$pillar_file"
 		fi
 		printf '%s\n'\
 		"  node_type: '$NODETYPE'"\