diff --git a/charts/vald/values/agent-ngt-standalone.yaml b/charts/vald/values/agent-ngt-standalone.yaml
index 66fde669f6..2126d582d5 100644
--- a/charts/vald/values/agent-ngt-standalone.yaml
+++ b/charts/vald/values/agent-ngt-standalone.yaml
@@ -16,7 +16,7 @@
 
 defaults:
   image:
-    tag: latest
+    tag: nightly
 agent:
   ngt:
     auto_index_duration_limit: 30m
diff --git a/charts/vald/values/vald-backup-via-pv-and-s3.yaml b/charts/vald/values/vald-backup-via-pv-and-s3.yaml
index 36d6f3267a..0e4c635a4f 100644
--- a/charts/vald/values/vald-backup-via-pv-and-s3.yaml
+++ b/charts/vald/values/vald-backup-via-pv-and-s3.yaml
@@ -15,7 +15,7 @@
 #
 defaults:
   image:
-    tag: latest
+    tag: nightly
 
 gateway:
   lb:
diff --git a/charts/vald/values/vald-backup-via-pv.yaml b/charts/vald/values/vald-backup-via-pv.yaml
index 89f31a38fd..bf83930f5a 100644
--- a/charts/vald/values/vald-backup-via-pv.yaml
+++ b/charts/vald/values/vald-backup-via-pv.yaml
@@ -15,7 +15,7 @@
 #
 defaults:
   image:
-    tag: latest
+    tag: nightly
 gateway:
   lb:
     resources:
diff --git a/charts/vald/values/vald-backup-via-s3.yaml b/charts/vald/values/vald-backup-via-s3.yaml
index 4bb143cbba..284c78ccfa 100644
--- a/charts/vald/values/vald-backup-via-s3.yaml
+++ b/charts/vald/values/vald-backup-via-s3.yaml
@@ -15,7 +15,7 @@
 #
 defaults:
   image:
-    tag: latest
+    tag: nightly
 
 gateway:
   lb:
diff --git a/charts/vald/values/vald-in-memory-mode-no-backup.yaml b/charts/vald/values/vald-in-memory-mode-no-backup.yaml
index a42e0880a0..4f91bb0abd 100644
--- a/charts/vald/values/vald-in-memory-mode-no-backup.yaml
+++ b/charts/vald/values/vald-in-memory-mode-no-backup.yaml
@@ -15,7 +15,7 @@
 #
 defaults:
   image:
-    tag: latest
+    tag: nightly
 gateway:
   lb:
     resources: