diff --git a/src/main/java/gov/usgs/earthquake/nshmp/www/hazard/DisaggService.java b/src/main/java/gov/usgs/earthquake/nshmp/www/hazard/DisaggService.java
index a4e527bf761e48133bd97b69362b0d5b5591f4c9..55dd13d8c171af49269be4d675ba2eefac323022 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/www/hazard/DisaggService.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/www/hazard/DisaggService.java
@@ -117,7 +117,8 @@ public final class DisaggService {
         .response(response)
         .build();
     String svcResponse = ServletUtil.GSON2.toJson(body);
-    return HttpResponse.ok(svcResponse);
+    return HttpResponse.ok(svcResponse)
+        .header("Connection", "keep-alive");
   }
 
   /*