diff --git a/CHANGELOG.md b/CHANGELOG.md
index ba670639..98a98c12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ All notable changes to this project will be documented in this file.
 
 ### Added
 
+- Add support for OPA 1.12.2 ([#797]).
 - Add support for OpenLDAP backend to user-info-fetcher ([#779]).
 - Bump testing-tools to `0.3.0-stackable0.0.0-dev` ([#793]).
 - Support objectOverrides using `.spec.objectOverrides`.
@@ -13,12 +14,18 @@ All notable changes to this project will be documented in this file.
 
 ### Changed
 
+- Deprecate OPA 1.8.0 ([#797]).
 - user-info-fetcher: Move backend initialization and credential resolution into backend-specific implementations ([#782]).
 
+### Removed
+
+- Remove support for OPA 1.4.2 ([#797]).
+
 [#779]: https://github.com/stackabletech/opa-operator/pull/779
 [#782]: https://github.com/stackabletech/opa-operator/pull/782
 [#793]: https://github.com/stackabletech/opa-operator/pull/793
 [#795]: https://github.com/stackabletech/opa-operator/pull/795
+[#797]: https://github.com/stackabletech/opa-operator/pull/797
 
 ## [25.11.0] - 2025-11-07
 
diff --git a/docs/modules/opa/examples/getting_started/opa.yaml b/docs/modules/opa/examples/getting_started/opa.yaml
index e06bac06..c92b9a53 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: "1.8.0"
+    productVersion: "1.12.2"
   servers:
     roleGroups:
       default: {}
diff --git a/docs/modules/opa/partials/supported-versions.adoc b/docs/modules/opa/partials/supported-versions.adoc
index bb2075d5..9887cc9b 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.
 
-* 1.8.0
-* 1.4.2 (deprecated)
+* 1.12.2
+* 1.8.0 (deprecated)
diff --git a/tests/templates/kuttl/logging/01-install-opa-vector-aggregator.yaml b/tests/templates/kuttl/logging/01-install-opa-vector-aggregator.yaml
index 7a55fc8a..c3dbb409 100644
--- a/tests/templates/kuttl/logging/01-install-opa-vector-aggregator.yaml
+++ b/tests/templates/kuttl/logging/01-install-opa-vector-aggregator.yaml
@@ -5,7 +5,7 @@ commands:
   - script: >-
       helm install opa-vector-aggregator vector
       --namespace $NAMESPACE
-      --version 0.45.0
+      --version 0.49.0
       --repo https://helm.vector.dev
       --values opa-vector-aggregator-values.yaml
 ---
diff --git a/tests/test-definition.yaml b/tests/test-definition.yaml
index f87f9b24..0850d4fa 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
-      - 1.4.2
       - 1.8.0
+      - 1.12.2
   - 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
-      - 1.8.0
+      - 1.12.2
   - name: keycloak
     values:
       - 23.0.1