diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5ca1b92..29f9732 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,7 +27,7 @@ All notable changes to this project will be documented in this file.
 - All product containers now run with `securityContext.runAsNonRoot` set to `true` to improve security ([#172]).
 - All pods now set `securityContext.seccompProfile.type` to `RuntimeDefault` ([#198]).
 - The operator now early-exits the reconcile action when the cluster is marked for deletion ([#179]).
-- Support Vector 0.58.0 ([#195], [#197]).
+- Support Vector 0.58.0 ([#195], [#197], [#199]).
 - Replace the unmaintained `serde_yaml` crate with `yaml_serde` ([#198]).
 
 ### Fixed
@@ -46,6 +46,7 @@ All notable changes to this project will be documented in this file.
 [#195]: https://github.com/stackabletech/opensearch-operator/pull/195
 [#197]: https://github.com/stackabletech/opensearch-operator/pull/197
 [#198]: https://github.com/stackabletech/opensearch-operator/pull/198
+[#199]: https://github.com/stackabletech/opensearch-operator/pull/199
 
 ## [26.7.0] - 2026-07-21
 
diff --git a/tests/templates/kuttl/logging/10_opensearch-vector-aggregator-values.yaml.j2 b/tests/templates/kuttl/logging/10_opensearch-vector-aggregator-values.yaml.j2
index be9a0b2..f7782b0 100644
--- a/tests/templates/kuttl/logging/10_opensearch-vector-aggregator-values.yaml.j2
+++ b/tests/templates/kuttl/logging/10_opensearch-vector-aggregator-values.yaml.j2
@@ -78,7 +78,9 @@ customConfig:
       inputs:
         - vector
       type: vector
-      address: {{ lookup('env', 'VECTOR_AGGREGATOR') }}
+      routing:
+        endpoints:
+          - {{ lookup('env', 'VECTOR_AGGREGATOR') }}
       buffer:
         # Avoid back pressure from VECTOR_AGGREGATOR. The test should
         # not fail if the aggregator is not available.
diff --git a/tests/templates/kuttl/smoke/10-assert.yaml.j2 b/tests/templates/kuttl/smoke/10-assert.yaml.j2
index e4c67bc..e2b6de5 100644
--- a/tests/templates/kuttl/smoke/10-assert.yaml.j2
+++ b/tests/templates/kuttl/smoke/10-assert.yaml.j2
@@ -242,7 +242,7 @@ spec:
         - |-
           mkdir --parents /stackable/log/_vector-state
           # Vector will ignore SIGTERM (as PID != 1) and must be shut down by writing a shutdown trigger file
-          vector & vector_pid=$!
+          /stackable/bin/vector-with-env-var-interpolation & vector_pid=$!
           if [ ! -f "/stackable/log/_vector/shutdown" ]; then
           mkdir -p /stackable/log/_vector
           inotifywait -qq --event create /stackable/log/_vector;
@@ -724,7 +724,7 @@ spec:
         - |-
           mkdir --parents /stackable/log/_vector-state
           # Vector will ignore SIGTERM (as PID != 1) and must be shut down by writing a shutdown trigger file
-          vector & vector_pid=$!
+          /stackable/bin/vector-with-env-var-interpolation & vector_pid=$!
           if [ ! -f "/stackable/log/_vector/shutdown" ]; then
           mkdir -p /stackable/log/_vector
           inotifywait -qq --event create /stackable/log/_vector;