diff --git a/apps/jjb/operator_custom_tests.j2 b/apps/jjb/operator_custom_tests.j2
index 6d1365c..19a7722 100644
--- a/apps/jjb/operator_custom_tests.j2
+++ b/apps/jjb/operator_custom_tests.j2
@@ -109,7 +109,7 @@
               --env GIT_BRANCH=$GIT_BRANCH \
               --env TEST_SCRIPT_PARAMS="$TEST_SCRIPT_PARAMS" \
               --env TEST_SCRIPT="$TEST_SCRIPT" \
-              --env VECTOR_AGGREGATOR='vector-aggregator.default.svc.cluster.local:6000' \
+              --env VECTOR_AGGREGATOR='http://vector-aggregator.default.svc.cluster.local:6000' \
               oci.stackable.tech/operator-test-runner:latest
     publishers:
       - archive:
diff --git a/apps/jjb/operator_weekly_tests.j2 b/apps/jjb/operator_weekly_tests.j2
index f8e828d..cf249e0 100644
--- a/apps/jjb/operator_weekly_tests.j2
+++ b/apps/jjb/operator_weekly_tests.j2
@@ -75,7 +75,7 @@
               --env CLUSTER_LOGGING_PASSWORD="$CLUSTER_LOGGING_PASSWORD" \
               --env OPENSEARCH_DASHBOARDS_URL='{{ opensearch_dashboards_url }}' \
               --env TEST_SCRIPT_PARAMS="{{ testsuite.weekly_test.test_script_params }}" \
-              --env VECTOR_AGGREGATOR='vector-aggregator.default.svc.cluster.local:6000' \
+              --env VECTOR_AGGREGATOR='http://vector-aggregator.default.svc.cluster.local:6000' \
               oci.stackable.tech/operator-test-runner:latest
     publishers:
       - archive:
diff --git a/apps/src/modules/.cluster_logging/vector-agent-values.yaml b/apps/src/modules/.cluster_logging/vector-agent-values.yaml
index 90f9836..6cde0f0 100644
--- a/apps/src/modules/.cluster_logging/vector-agent-values.yaml
+++ b/apps/src/modules/.cluster_logging/vector-agent-values.yaml
@@ -109,6 +109,11 @@ envFrom:
   - configMapRef:
       name: cluster-metadata 
 env:
+  # Vector 0.57 disabled the interpolation of environment variables in the
+  # configuration by default. The configuration above relies on it, so it must
+  # be enabled again.
+  - name: VECTOR_DANGEROUSLY_ALLOW_ENV_VAR_INTERPOLATION
+    value: "true"
   - name: OPENSEARCH_ENDPOINT
     valueFrom:
       secretKeyRef:
diff --git a/apps/src/modules/.cluster_logging/vector-aggregator-values.yaml b/apps/src/modules/.cluster_logging/vector-aggregator-values.yaml
index 4bd54f8..23c75b1 100644
--- a/apps/src/modules/.cluster_logging/vector-aggregator-values.yaml
+++ b/apps/src/modules/.cluster_logging/vector-aggregator-values.yaml
@@ -48,6 +48,11 @@ envFrom:
   - configMapRef:
       name: cluster-metadata 
 env:
+  # Vector 0.57 disabled the interpolation of environment variables in the
+  # configuration by default. The configuration above relies on it, so it must
+  # be enabled again.
+  - name: VECTOR_DANGEROUSLY_ALLOW_ENV_VAR_INTERPOLATION
+    value: "true"
   - name: OPENSEARCH_ENDPOINT
     valueFrom:
       secretKeyRef:
diff --git a/apps/src/modules/cluster_logging.py b/apps/src/modules/cluster_logging.py
index 2bbe150..0665496 100644
--- a/apps/src/modules/cluster_logging.py
+++ b/apps/src/modules/cluster_logging.py
@@ -52,7 +52,7 @@ def install_cluster_logging(cluster_id, endpoint, username, password, logger):
 
     logger("Install Vector agent using Helm...")
     exit_code, output = run_command(
-        "helm install vector-agent vector/vector --version 0.40.0  --values /src/modules/.cluster_logging/vector-agent-values.yaml --wait",
+        "helm install vector-agent vector/vector --version 0.58.0  --values /src/modules/.cluster_logging/vector-agent-values.yaml --wait",
         "helm install",
     )
     if exit_code != 0:
@@ -62,7 +62,7 @@ def install_cluster_logging(cluster_id, endpoint, username, password, logger):
 
     logger("Install Vector aggregator using Helm...")
     exit_code, output = run_command(
-        "helm install vector-aggregator vector/vector --version 0.40.0  --values /src/modules/.cluster_logging/vector-aggregator-values.yaml --wait",
+        "helm install vector-aggregator vector/vector --version 0.58.0  --values /src/modules/.cluster_logging/vector-aggregator-values.yaml --wait",
         "helm install",
     )
     if exit_code != 0: