diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e169063..5c896755 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -42,6 +42,7 @@ All notable changes to this project will be documented in this file.
 - Make operations infallible where dependent on static inputs ([#759], [#764]).
 - Bump stackable-operator to 0.119.0 ([#770]).
 - test: Bump vector-aggregator to 0.58.0 ([#776]).
+- test: Update OPA to 1.20.2 in integration tests ([#778]).
 
 ### Fixed
 
@@ -70,6 +71,7 @@ All notable changes to this project will be documented in this file.
 [#770]: https://github.com/stackabletech/hive-operator/pull/770
 [#772]: https://github.com/stackabletech/hive-operator/pull/772
 [#776]: https://github.com/stackabletech/hive-operator/pull/776
+[#778]: https://github.com/stackabletech/hive-operator/pull/778
 
 ## [26.7.0] - 2026-07-21
 
diff --git a/tests/test-definition.yaml b/tests/test-definition.yaml
index b5012a7c..90f31a83 100644
--- a/tests/test-definition.yaml
+++ b/tests/test-definition.yaml
@@ -43,7 +43,7 @@ dimensions:
       - 3.9.6
   - name: opa-latest
     values:
-      - 1.16.2
+      - 1.20.2
   - name: krb5
     values:
       - 1.21.1