diff --git a/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/HelmClient.java b/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/HelmClient.java
index 1305d8cfd..ef5f175e8 100644
--- a/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/HelmClient.java
+++ b/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/HelmClient.java
@@ -104,10 +104,10 @@ default Release installChart(String releaseName, Chart chart) {
 
     /**
      * Executes the Helm CLI {@code list} sub-command and returns the list of releases.
-     *
+     * @param allNamespaces if {@code true}, list releases across all namespaces.
      * @return the list of releases.
      */
-    List<ReleaseItem> listReleases();
+    List<ReleaseItem> listReleases(boolean allNamespaces);
 
     /**
      * Executes the Helm CLI {@code dependency update} sub-command and updates the dependencies of the specified Helm
diff --git a/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/impl/DefaultHelmClient.java b/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/impl/DefaultHelmClient.java
index e10ed8026..4984dfed0 100644
--- a/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/impl/DefaultHelmClient.java
+++ b/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/impl/DefaultHelmClient.java
@@ -156,8 +156,8 @@ public void testChart(final String releaseName, final TestChartOptions options)
     }
 
     @Override
-    public List<ReleaseItem> listReleases() {
-        return executeAsList(new ReleaseListRequest(), ReleaseItem.class);
+    public List<ReleaseItem> listReleases(boolean allNamespaces) {
+        return executeAsList(new ReleaseListRequest(allNamespaces), ReleaseItem.class);
     }
 
     @Override
diff --git a/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/proxy/request/release/ReleaseListRequest.java b/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/proxy/request/release/ReleaseListRequest.java
index 27847d26f..fd256149e 100644
--- a/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/proxy/request/release/ReleaseListRequest.java
+++ b/fullstack-helm-client/src/main/java/com/hedera/fullstack/helm/client/proxy/request/release/ReleaseListRequest.java
@@ -19,11 +19,15 @@
 import com.hedera.fullstack.helm.client.execution.HelmExecutionBuilder;
 import com.hedera.fullstack.helm.client.proxy.request.HelmRequest;
 
-public record ReleaseListRequest() implements HelmRequest {
+public record ReleaseListRequest(boolean allNamespaces) implements HelmRequest {
     @Override
     public void apply(HelmExecutionBuilder builder) {
         builder.argument("output", "json");
 
+        if (allNamespaces) {
+            builder.flag("--all-namespaces");
+        }
+
         builder.subcommands("list");
     }
 }
diff --git a/fullstack-helm-client/src/test/java/com/hedera/fullstack/helm/client/test/HelmClientTest.java b/fullstack-helm-client/src/test/java/com/hedera/fullstack/helm/client/test/HelmClientTest.java
index d6aa7f880..61cc6169d 100644
--- a/fullstack-helm-client/src/test/java/com/hedera/fullstack/helm/client/test/HelmClientTest.java
+++ b/fullstack-helm-client/src/test/java/com/hedera/fullstack/helm/client/test/HelmClientTest.java
@@ -191,10 +191,31 @@ void testInstallChartCommand(final LoggingOutput loggingOutput) {
 
         try {
             suppressExceptions(() -> helmClient.uninstallChart(HAPROXY_RELEASE_NAME));
-            Release release = helmClient.installChart(HAPROXY_RELEASE_NAME, HAPROXY_CHART);
-            List<ReleaseItem> releaseItems = helmClient.listReleases();
+            final Release release = helmClient.installChart(HAPROXY_RELEASE_NAME, HAPROXY_CHART);
+
+            // verify the returned release object
+            assertThat(release).isNotNull();
+            assertThat(release.name()).isEqualTo(HAPROXY_RELEASE_NAME);
+            assertThat(release.info().description()).isEqualTo("Install complete");
+            assertThat(release.info().status()).isEqualTo("deployed");
+
+            // verify the release through the helm list command using the namespace of the helm client
+            final List<ReleaseItem> specificNamespaceReleaseItems = helmClient.listReleases(false);
+            assertThat(specificNamespaceReleaseItems).isNotNull().isNotEmpty();
+            final ReleaseItem specificNamespaceReleaseItem = specificNamespaceReleaseItems.stream()
+                    .filter(item -> item.name().equals(HAPROXY_RELEASE_NAME))
+                    .findFirst()
+                    .orElse(null);
+            assertThat(specificNamespaceReleaseItem).isNotNull();
+            assertThat(specificNamespaceReleaseItem.name()).isEqualTo(HAPROXY_RELEASE_NAME);
+            assertThat(specificNamespaceReleaseItem.namespace()).isEqualTo(NAMESPACE);
+            assertThat(specificNamespaceReleaseItem.status()).isEqualTo("deployed");
+            HelmClient defaultHelmClient = HelmClient.defaultClient();
+
+            // verify the release through the helm list command using the default namespace specifying --all-namespaces
+            final List<ReleaseItem> releaseItems = defaultHelmClient.listReleases(true);
             assertThat(releaseItems).isNotNull().isNotEmpty();
-            ReleaseItem releaseItem = releaseItems.stream()
+            final ReleaseItem releaseItem = releaseItems.stream()
                     .filter(item -> item.name().equals(HAPROXY_RELEASE_NAME))
                     .findFirst()
                     .orElse(null);
@@ -202,10 +223,6 @@ void testInstallChartCommand(final LoggingOutput loggingOutput) {
             assertThat(releaseItem.name()).isEqualTo(HAPROXY_RELEASE_NAME);
             assertThat(releaseItem.namespace()).isEqualTo(NAMESPACE);
             assertThat(releaseItem.status()).isEqualTo("deployed");
-            assertThat(release).isNotNull();
-            assertThat(release.name()).isEqualTo(HAPROXY_RELEASE_NAME);
-            assertThat(release.info().description()).isEqualTo("Install complete");
-            assertThat(release.info().status()).isEqualTo("deployed");
         } finally {
             suppressExceptions(() -> helmClient.uninstallChart(HAPROXY_RELEASE_NAME));
         }