diff --git a/CHANGELOG.md b/CHANGELOG.md
index 484187bc..06cd16ee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,7 @@ All notable changes to this project will be documented in this file.
   identifiers (matching `[a-zA-Z_][a-zA-Z0-9_]*`) and are now rejected if they are not ([#761]).
 - Make operations infallible where dependent on static inputs ([#766], [#769]).
 - Bump stackable-operator to 0.119.0 ([#779]).
+- test: Bump vector-aggregator to 0.58.0 ([#784]).
 
 ### Fixed
 
@@ -88,6 +89,7 @@ All notable changes to this project will be documented in this file.
 [#769]: https://github.com/stackabletech/spark-k8s-operator/pull/769
 [#773]: https://github.com/stackabletech/spark-k8s-operator/pull/773
 [#779]: https://github.com/stackabletech/spark-k8s-operator/pull/779
+[#784]: https://github.com/stackabletech/spark-k8s-operator/pull/784
 
 ## [26.7.0] - 2026-07-21
 
diff --git a/tests/templates/kuttl/logging/01-install-spark-vector-aggregator.yaml b/tests/templates/kuttl/logging/01-install-spark-vector-aggregator.yaml
index e4793564..e90ef4c8 100644
--- a/tests/templates/kuttl/logging/01-install-spark-vector-aggregator.yaml
+++ b/tests/templates/kuttl/logging/01-install-spark-vector-aggregator.yaml
@@ -5,7 +5,7 @@ commands:
   - script: >-
       helm install spark-vector-aggregator vector
       --namespace $NAMESPACE
-      --version 0.52.0 `# app version 0.55.0`
+      --version 0.58.0 `# app version 0.58.0`
       --repo https://helm.vector.dev
       --values spark-vector-aggregator-values.yaml
 ---
diff --git a/tests/templates/kuttl/spark-connect/01-install-vector-aggregator.yaml.j2 b/tests/templates/kuttl/spark-connect/01-install-vector-aggregator.yaml.j2
index fe74e2fa..9e385148 100644
--- a/tests/templates/kuttl/spark-connect/01-install-vector-aggregator.yaml.j2
+++ b/tests/templates/kuttl/spark-connect/01-install-vector-aggregator.yaml.j2
@@ -10,7 +10,7 @@ commands:
   - script: >-
       helm install spark-connect-vector-aggregator vector
       --namespace $NAMESPACE
-      --version 0.52.0 `# app version 0.55.0`
+      --version 0.58.0 `# app version 0.58.0`
       --repo https://helm.vector.dev
       --values spark-connect-vector-aggregator-values.yaml
 ---