diff --git a/pkg/roles/manager.go b/pkg/roles/manager.go
index eb85d23bbc..c191262ea2 100644
--- a/pkg/roles/manager.go
+++ b/pkg/roles/manager.go
@@ -15,7 +15,7 @@ import (
 const (
 	cacheDatabase  = "opencloud-pkg"
 	cacheTableName = "roles"
-	cacheTTL       = time.Hour
+	cacheTTL       = 24 * time.Hour
 )
 
 // Manager manages a cache of roles by fetching unknown roles from the settings.RoleService.
diff --git a/services/eventhistory/pkg/config/defaults/defaultconfig.go b/services/eventhistory/pkg/config/defaults/defaultconfig.go
index ee085414d8..d61f57934d 100644
--- a/services/eventhistory/pkg/config/defaults/defaultconfig.go
+++ b/services/eventhistory/pkg/config/defaults/defaultconfig.go
@@ -1,8 +1,6 @@
 package defaults
 
 import (
-	"time"
-
 	"github.com/opencloud-eu/opencloud/pkg/structs"
 	"github.com/opencloud-eu/opencloud/services/eventhistory/pkg/config"
 )
@@ -37,7 +35,7 @@ func DefaultConfig() *config.Config {
 			Nodes:    []string{"127.0.0.1:9233"},
 			Database: "eventhistory",
 			Table:    "",
-			TTL:      336 * time.Hour,
+			TTL:      0,
 		},
 		GRPC: config.GRPCConfig{
 			Addr:      "127.0.0.1:9274",
diff --git a/services/graph/pkg/config/defaults/defaultconfig.go b/services/graph/pkg/config/defaults/defaultconfig.go
index 9b5352f6ea..8f18e58a75 100644
--- a/services/graph/pkg/config/defaults/defaultconfig.go
+++ b/services/graph/pkg/config/defaults/defaultconfig.go
@@ -114,7 +114,7 @@ func DefaultConfig() *config.Config {
 			Store:    "memory",
 			Nodes:    []string{"127.0.0.1:9233"},
 			Database: "cache-roles",
-			TTL:      time.Hour * 336,
+			TTL:      time.Hour * 24,
 		},
 		Events: config.Events{
 			Endpoint:  "127.0.0.1:9233",
diff --git a/services/ocs/pkg/config/defaults/defaultconfig.go b/services/ocs/pkg/config/defaults/defaultconfig.go
index 59872940c8..e39f83a31c 100644
--- a/services/ocs/pkg/config/defaults/defaultconfig.go
+++ b/services/ocs/pkg/config/defaults/defaultconfig.go
@@ -42,7 +42,7 @@ func DefaultConfig() *config.Config {
 		SigningKeys: &config.SigningKeys{
 			Store: "nats-js-kv", // signing keys are read by proxy, so we cannot use memory. It is not shared.
 			Nodes: []string{"127.0.0.1:9233"},
-			TTL:   time.Hour * 12,
+			TTL:   time.Hour * 24,
 		},
 	}
 }
diff --git a/services/postprocessing/pkg/config/defaults/defaultconfig.go b/services/postprocessing/pkg/config/defaults/defaultconfig.go
index 39186aaa1f..2e2e45f60f 100644
--- a/services/postprocessing/pkg/config/defaults/defaultconfig.go
+++ b/services/postprocessing/pkg/config/defaults/defaultconfig.go
@@ -42,6 +42,7 @@ func DefaultConfig() *config.Config {
 			Nodes:    []string{"127.0.0.1:9233"},
 			Database: "postprocessing",
 			Table:    "",
+			TTL:      7 * 24 * time.Hour,
 		},
 	}
 }
diff --git a/services/storage-system/pkg/config/defaults/defaultconfig.go b/services/storage-system/pkg/config/defaults/defaultconfig.go
index 9608cd4662..52b13ac05c 100644
--- a/services/storage-system/pkg/config/defaults/defaultconfig.go
+++ b/services/storage-system/pkg/config/defaults/defaultconfig.go
@@ -54,7 +54,7 @@ func DefaultConfig() *config.Config {
 			Store:    "memory",
 			Nodes:    []string{"127.0.0.1:9233"},
 			Database: "storage-system",
-			TTL:      24 * 60 * time.Second,
+			TTL:      24 * time.Hour,
 		},
 	}
 }
diff --git a/services/storage-users/pkg/config/defaults/defaultconfig.go b/services/storage-users/pkg/config/defaults/defaultconfig.go
index cf015f275e..216f28eb3e 100644
--- a/services/storage-users/pkg/config/defaults/defaultconfig.go
+++ b/services/storage-users/pkg/config/defaults/defaultconfig.go
@@ -166,7 +166,7 @@ func DefaultConfig() *config.Config {
 			Store:    "memory",
 			Nodes:    []string{"127.0.0.1:9233"},
 			Database: "storage-users",
-			TTL:      24 * 60 * time.Second,
+			TTL:      24 * time.Hour,
 		},
 		IDCache: config.IDCache{
 			Store:    "nats-js-kv",