diff --git a/k8chart/ols4/templates/ols4-backend-deployment.yaml b/k8chart/ols4/templates/ols4-backend-deployment.yaml
index 82ba1527e..52e57e6ba 100644
--- a/k8chart/ols4/templates/ols4-backend-deployment.yaml
+++ b/k8chart/ols4/templates/ols4-backend-deployment.yaml
@@ -32,10 +32,10 @@ spec:
             - containerPort: 8080
           resources:
             requests:
-              memory: 14Gi
+              memory: 20Gi
               cpu: 0.5
             limits:
-              memory: 14Gi
+              memory: 20Gi
               cpu: 2
           env:
             - name: OLS_SOLR_HOST