diff --git a/CHANGELOG.md b/CHANGELOG.md
index 81d236186..9c255f283 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -81,6 +81,7 @@ All notable changes to this project will be documented in this file.
 - druid: Bump druiod-opa-authorizer to `0.7.0` ([#1139]).
 - vector: Bump to `0.47.0` ([#1152]).
 - zookeeper: backport ZOOKEEPER-4846, ZOOKEEPER-4921, ZOOKEEPER-4925 into Zookeeper 3.9.3 ([#1150]).
+- Changed default user & group IDs from 1000/1000 to 782252253/574654813 ([#1164])
 
 ### Fixed
 
@@ -184,6 +185,7 @@ All notable changes to this project will be documented in this file.
 [#1152]: https://github.com/stackabletech/docker-images/pull/1152
 [#1156]: https://github.com/stackabletech/docker-images/pull/1156
 [#1163]: https://github.com/stackabletech/docker-images/pull/1163
+[#1164]: https://github.com/stackabletech/docker-images/pull/1164
 
 ## [25.3.0] - 2025-03-21
 
diff --git a/conf.py b/conf.py
index 2840a9511..fcb26798d 100644
--- a/conf.py
+++ b/conf.py
@@ -104,7 +104,7 @@
 
 args = {
     "STACKABLE_USER_NAME": "stackable",
-    "STACKABLE_USER_UID": "1000",
-    "STACKABLE_USER_GID": "1000",
+    "STACKABLE_USER_UID": "782252253",  # This is a random high id to not conflict with any existing user
+    "STACKABLE_USER_GID": "574654813",  # This is a random high id to not conflict with any existing group
     "DELETE_CACHES": "true",
 }