diff --git a/charts/opensearch-cluster/templates/opensearch-cluster-cr.yaml b/charts/opensearch-cluster/templates/opensearch-cluster-cr.yaml
index dee83035..d1f72e93 100644
--- a/charts/opensearch-cluster/templates/opensearch-cluster-cr.yaml
+++ b/charts/opensearch-cluster/templates/opensearch-cluster-cr.yaml
@@ -197,6 +197,10 @@ spec:
       nodeSelector:
         {{- toYaml $val.nodeSelector | nindent 8 }}
       {{- end }}
+      {{- if $val.affinity }}
+      affinity:
+        {{- toYaml $val.affinity | nindent 8 }}
+      {{- end }}
       {{- if  $val.labels }}
       labels: # Add any extra labels as key-value pairs here
         {{ toYaml  $val.labels | nindent 8 }}
@@ -309,4 +313,4 @@ spec:
       {{- end }}
     {{- end }}
   {{- end }}
-{{- end }}
\ No newline at end of file
+{{- end }}