diff --git a/docker-compose.yml b/docker-compose.yml
index 26a5f9a7b..f85708173 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -117,7 +117,7 @@ services:
       - CLIENT_HOST=linkeddatahub
       - VARNISH_SIZE=1G
     entrypoint: /bin/sh -c "cp /etc/varnish/default.vcl.template /etc/varnish/default.vcl && sed -i 's|$${BACKEND_HOST}|'"$$BACKEND_HOST"'|g' /etc/varnish/default.vcl && sed -i 's|$${BACKEND_PORT}|'"$$BACKEND_PORT"'|g' /etc/varnish/default.vcl && sed -i 's|$${CLIENT_HOST}|'"$$CLIENT_HOST"'|g' /etc/varnish/default.vcl && /usr/local/bin/docker-varnish-entrypoint \"$$0\" \"$$@\""
-    command: [ "-t", "86400" ] # time to live
+    command: [ "-t", "86400", "-p", "timeout_idle=60s" ] # time to live
     volumes:
       - ./platform/varnish-backend.vcl.template:/etc/varnish/default.vcl.template:ro
   varnish-end-user:
@@ -132,7 +132,7 @@ services:
       - CLIENT_HOST=linkeddatahub
       - VARNISH_SIZE=1G
     entrypoint: /bin/sh -c "cp /etc/varnish/default.vcl.template /etc/varnish/default.vcl && sed -i 's|$${BACKEND_HOST}|'"$$BACKEND_HOST"'|g' /etc/varnish/default.vcl && sed -i 's|$${BACKEND_PORT}|'"$$BACKEND_PORT"'|g' /etc/varnish/default.vcl && sed -i 's|$${CLIENT_HOST}|'"$$CLIENT_HOST"'|g' /etc/varnish/default.vcl && /usr/local/bin/docker-varnish-entrypoint \"$$0\" \"$$@\""
-    command: [ "-t", "86400" ] # time to live
+    command: [ "-t", "86400", "-p", "timeout_idle=60s" ] # time to live
     volumes:
       - ./platform/varnish-backend.vcl.template:/etc/varnish/default.vcl.template:ro
   email-server:
diff --git a/src/main/java/com/atomgraph/linkeddatahub/Application.java b/src/main/java/com/atomgraph/linkeddatahub/Application.java
index bb0063de2..c45546a2f 100644
--- a/src/main/java/com/atomgraph/linkeddatahub/Application.java
+++ b/src/main/java/com/atomgraph/linkeddatahub/Application.java
@@ -1385,7 +1385,7 @@ public void releaseConnection(final HttpClientConnection managedConn, final Obje
         };
         if (maxConnPerRoute != null) conman.setDefaultMaxPerRoute(maxConnPerRoute);
         if (maxTotalConn != null) conman.setMaxTotal(maxTotalConn);
-        //conman.setValidateAfterInactivity(6000); // check connections idle for more than Varnish's idle_timeout which is 5s
+        conman.setValidateAfterInactivity(30000); // check connections idle for more than Varnish's idle_timeout which is 5s
 
         Integer idleConnTimeout = 4000;
         // create monitor thread that evicts idle connections: https://hc.apache.org/httpcomponents-client-4.5.x/current/tutorial/html/connmgmt.html#d5e418
@@ -1416,6 +1416,8 @@ public void releaseConnection(final HttpClientConnection managedConn, final Obje
         config.property(ClientProperties.REQUEST_ENTITY_PROCESSING, RequestEntityProcessing.BUFFERED); // https://stackoverflow.com/questions/42139436/jersey-client-throws-cannot-retry-request-with-a-non-repeatable-request-entity
         config.property(ApacheClientProperties.CONNECTION_MANAGER, conman);
         config.property(ApacheClientProperties.CONNECTION_CLOSING_STRATEGY, new ApacheConnectionClosingStrategy.GracefulClosingStrategy());
+        
+        keepAliveStrategy = (HttpResponse response, HttpContext context) -> { return 55000; };
         if (keepAliveStrategy != null) config.property(ApacheClientProperties.KEEPALIVE_STRATEGY, keepAliveStrategy);
 
         return ClientBuilder.newBuilder().
@@ -1480,7 +1482,7 @@ public void releaseConnection(final HttpClientConnection managedConn, final Obje
             };
             if (maxConnPerRoute != null) conman.setDefaultMaxPerRoute(maxConnPerRoute);
             if (maxTotalConn != null) conman.setMaxTotal(maxTotalConn);
-            //conman.setValidateAfterInactivity(6000); // check connections idle for more than Varnish's idle_timeout which is 5s
+            conman.setValidateAfterInactivity(30000); // check connections idle for more than Varnish's idle_timeout which is 5s
             
             Integer idleConnTimeout = 4000;
             // create monitor thread that evicts idle connections: https://hc.apache.org/httpcomponents-client-4.5.x/current/tutorial/html/connmgmt.html#d5e418
@@ -1510,7 +1512,10 @@ public void releaseConnection(final HttpClientConnection managedConn, final Obje
             config.property(ClientProperties.REQUEST_ENTITY_PROCESSING, RequestEntityProcessing.BUFFERED); // https://stackoverflow.com/questions/42139436/jersey-client-throws-cannot-retry-request-with-a-non-repeatable-request-entity
             config.property(ApacheClientProperties.CONNECTION_MANAGER, conman);
             config.property(ApacheClientProperties.CONNECTION_CLOSING_STRATEGY, new ApacheConnectionClosingStrategy.GracefulClosingStrategy());
-
+            
+            ConnectionKeepAliveStrategy keepAliveStrategy = (HttpResponse response, HttpContext context) -> { return 55000; };
+            if (keepAliveStrategy != null) config.property(ApacheClientProperties.KEEPALIVE_STRATEGY, keepAliveStrategy);
+        
             return ClientBuilder.newBuilder().
                 withConfig(config).
                 sslContext(ctx).