diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc5f66f0..f95577a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ All notable changes to this project will be documented in this file.
 
 ### Added
 
+- Added support for OPA `1.16.2`. `1.12.3` is now deprecated ([#838]).
 - BREAKING: Add required CLI argument and env var to set the image repository used to construct final product image names: `IMAGE_REPOSITORY` (`--image-repository`), eg. `oci.example.org/my/namespace` ([#830]).
 - Support `configOverrides` for `config.json` ([#818], [#831]).
 
@@ -17,12 +18,17 @@ All notable changes to this project will be documented in this file.
 - Document Helm deployed RBAC permissions and remove unnecessary permissions ([#820]).
 - Internal operator refactoring: introduce dereference() and validate() steps in the reconciler ([#836]).
 
+### Removed
+
+- BREAKING: Removed support for OPA `1.8.0` ([#838]).
+
 [#818]: https://github.com/stackabletech/opa-operator/pull/818
 [#819]: https://github.com/stackabletech/opa-operator/pull/819
 [#820]: https://github.com/stackabletech/opa-operator/pull/820
 [#830]: https://github.com/stackabletech/opa-operator/pull/830
 [#831]: https://github.com/stackabletech/opa-operator/pull/831
 [#836]: https://github.com/stackabletech/opa-operator/pull/836
+[#838]: https://github.com/stackabletech/opa-operator/pull/838
 
 ## [26.3.0] - 2026-03-16
 
diff --git a/docs/modules/opa/examples/getting_started/opa.yaml b/docs/modules/opa/examples/getting_started/opa.yaml
index d486deaa..36f251ee 100644
--- a/docs/modules/opa/examples/getting_started/opa.yaml
+++ b/docs/modules/opa/examples/getting_started/opa.yaml
@@ -5,7 +5,7 @@ metadata:
   name: simple-opa
 spec:
   image:
-    productVersion: "1.12.3"
+    productVersion: 1.16.2
   servers:
     roleGroups:
       default: {}
diff --git a/docs/modules/opa/examples/getting_started/opa.yaml.j2 b/docs/modules/opa/examples/getting_started/opa.yaml.j2
index d486deaa..36f251ee 100644
--- a/docs/modules/opa/examples/getting_started/opa.yaml.j2
+++ b/docs/modules/opa/examples/getting_started/opa.yaml.j2
@@ -5,7 +5,7 @@ metadata:
   name: simple-opa
 spec:
   image:
-    productVersion: "1.12.3"
+    productVersion: 1.16.2
   servers:
     roleGroups:
       default: {}
diff --git a/docs/modules/opa/partials/supported-versions.adoc b/docs/modules/opa/partials/supported-versions.adoc
index c6a9a932..1290f455 100644
--- a/docs/modules/opa/partials/supported-versions.adoc
+++ b/docs/modules/opa/partials/supported-versions.adoc
@@ -2,5 +2,5 @@
 // This is a separate file, since it is used by both the direct OPA documentation, and the overarching
 // Stackable Platform documentation.
 
-* 1.12.3
-* 1.8.0 (deprecated)
+* 1.16.2
+* 1.12.3 (deprecated)
diff --git a/tests/test-definition.yaml b/tests/test-definition.yaml
index 3b0a8da2..79a48411 100644
--- a/tests/test-definition.yaml
+++ b/tests/test-definition.yaml
@@ -4,13 +4,13 @@ dimensions:
     values:
       # To use a custom image, add a comma and the full name after the product version
       # 0.67.1,oci.stackable.tech/sdp/opa:0.67.1-stackable0.0.0-dev
-      - 1.8.0
       - 1.12.3
+      - 1.16.2
   - name: opa-latest
     values:
       # To use a custom image, add a comma and the full name after the product version
       # 0.67.1,oci.stackable.tech/sdp/opa:0.67.1-stackable0.0.0-dev
-      - 1.12.3
+      - 1.16.2
   - name: keycloak
     values:
       - 23.0.1