diff --git a/debian/changelog b/debian/changelog
index dbdb73d..279d04c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -2,6 +2,8 @@ calamares-settings-ubuntu (1:26.04.4) resolute; urgency=medium
 
   * Fix minimal installation by no longer trying to remove nonexistent
     packages on Kubuntu and Ubuntu Unity. (LP: #2127711)
+  * Update version numbers for OEM batch IDs and partition names for Lubuntu
+    and Ubuntu Unity.
 
  -- Aaron Rainbolt <arraybolt3@ubuntu.com>  Tue, 03 Feb 2026 15:08:07 -0600
 
diff --git a/lubuntu/modules/oemid.conf b/lubuntu/modules/oemid.conf
index 7251f2f..2bf0400 100644
--- a/lubuntu/modules/oemid.conf
+++ b/lubuntu/modules/oemid.conf
@@ -1,2 +1,2 @@
 ---
-batch-identifier: lubuntu-2510-${DATE}
+batch-identifier: lubuntu-2604-${DATE}
diff --git a/lubuntu/modules/partition.conf b/lubuntu/modules/partition.conf
index 759a468..c5a2266 100644
--- a/lubuntu/modules/partition.conf
+++ b/lubuntu/modules/partition.conf
@@ -15,7 +15,7 @@ partitionLayout:
       onlyPresentWithEncryption: true
       mountPoint: "/boot"
       size: 4G
-    - name: "lubuntu_2510"
+    - name: "lubuntu_2604"
       filesystem: unknown
       mountPoint: "/"
       size: 100%
diff --git a/ubuntuunity/modules/oemid.conf b/ubuntuunity/modules/oemid.conf
index c5750b5..d68598c 100644
--- a/ubuntuunity/modules/oemid.conf
+++ b/ubuntuunity/modules/oemid.conf
@@ -1,2 +1,2 @@
 ---
-batch-identifier: ubuntuunity-2510-${DATE}
+batch-identifier: ubuntuunity-2604-${DATE}
diff --git a/ubuntuunity/modules/partition.conf b/ubuntuunity/modules/partition.conf
index 8db678d..07bb368 100644
--- a/ubuntuunity/modules/partition.conf
+++ b/ubuntuunity/modules/partition.conf
@@ -15,7 +15,7 @@ partitionLayout:
       onlyPresentWithEncryption: true
       mountPoint: "/boot"
       size: 4G
-    - name: "ubuntu_unity_2510"
+    - name: "ubuntu_unity_2604"
       filesystem: unknown
       mountPoint: "/"
       size: 100%