diff --git a/CHANGELOG.md b/CHANGELOG.md
index b4f3a43be..2fdbc7f2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -91,6 +91,7 @@ All notable changes to this project will be documented in this file.
 - opa: Enable custom versions ([#1170]).
 - use custom product versions for Hadoop, HBase, Phoenix, hbase-operator-tools, Druid, Hive and Spark ([#1173]).
 - hbase: Bump dependencies to the latest patch level for HBase `2.6.1` and `2.6.2` ([#1185]).
+- Changed default user & group IDs from 1000/1000 to 782252253/574654813 ([#1164])
 
 ### Fixed
 
@@ -199,6 +200,7 @@ 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
 [#1165]: https://github.com/stackabletech/docker-images/pull/1165
 [#1168]: https://github.com/stackabletech/docker-images/pull/1168
 [#1169]: https://github.com/stackabletech/docker-images/pull/1169
diff --git a/conf.py b/conf.py
index 2f2b07377..ae57a1c84 100644
--- a/conf.py
+++ b/conf.py
@@ -110,7 +110,7 @@
 
 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",
 }