diff --git a/internal/db/models/http_cache_policy_dao.go b/internal/db/models/http_cache_policy_dao.go
index 78159385..150416c2 100644
--- a/internal/db/models/http_cache_policy_dao.go
+++ b/internal/db/models/http_cache_policy_dao.go
@@ -175,7 +175,7 @@ func (this *HTTPCachePolicyDAO) CreateDefaultCachePolicy(tx *dbs.Tx, name string
 
 	var storageOptions = &serverconfigs.HTTPFileCacheStorage{
 		Dir:        "/opt/cache",
-		EnableMMAP: true,
+		EnableMMAP: false,
 		MemoryPolicy: &serverconfigs.HTTPCachePolicy{
 			Capacity: &shared.SizeCapacity{
 				Count: 1,