diff --git a/services/nginx/app/classes/coolify_manager.php b/services/nginx/app/classes/coolify_manager.php
index 608b0cb1..f174ac1f 100644
--- a/services/nginx/app/classes/coolify_manager.php
+++ b/services/nginx/app/classes/coolify_manager.php
@@ -1926,13 +1926,14 @@ class coolify_manager
                     ], $actorUserId);
                 }
 
-                $deployment = $releaseManager->startDeployment([
+                $sourceCommitSha = trim((string)($sourceTarget['latest_deployment_commit_sha'] ?? ''));
+                $deploymentInput = [
                     'target_id' => (int)($deploymentTarget['id'] ?? 0),
                     'channel_id' => (int)$sourceTarget['channel_id'],
                     'app' => $app,
                     'repository' => (string)($sourceTarget['repository'] ?? ''),
                     'branch' => (string)($sourceTarget['branch'] ?? 'master'),
-                    'commit_mode' => 'latest',
+                    'commit_mode' => $sourceCommitSha === '' ? 'latest' : 'specific',
                     'version_label' => $this->gatewayRouteProvisionVersionLabel($sourceTarget),
                     'deployed_url' => $sourcePublicUrl,
                     'metadata' => [
@@ -1942,7 +1943,11 @@ class coolify_manager
                         'server_uuid' => $serverUuid,
                         'app' => $app,
                     ],
-                ], $actorUserId);
+                ];
+                if ($sourceCommitSha !== '') {
+                    $deploymentInput['commit_sha'] = $sourceCommitSha;
+                }
+                $deployment = $releaseManager->startDeployment($deploymentInput, $actorUserId);
 
                 if ((string)($deployment['status'] ?? '') !== 'deployed') {
                     $errors[] = array_replace($action, [
diff --git a/services/nginx/app/tests/Unit/Coolify/CoolifyManagerTest.php b/services/nginx/app/tests/Unit/Coolify/CoolifyManagerTest.php
index 0e2b52e5..6dbeb714 100644
--- a/services/nginx/app/tests/Unit/Coolify/CoolifyManagerTest.php
+++ b/services/nginx/app/tests/Unit/Coolify/CoolifyManagerTest.php
@@ -668,6 +668,8 @@ it('defines Coolify schema, route permissions, and replication integration hooks
     expect($manager)->toContain('gateway_route_autoprovision');
     expect($manager)->toContain('upsertDeploymentTarget');
     expect($manager)->toContain('startDeployment');
+    expect($manager)->toContain("'commit_mode' => \$sourceCommitSha === '' ? 'latest' : 'specific'");
+    expect($manager)->toContain("\$deploymentInput['commit_sha'] = \$sourceCommitSha;");
     expect($manager)->toContain('verifyGatewayRoutes');
     expect($manager)->toContain('bootstrapGatewayCertificates');
     expect($manager)->toContain('setLoadBalancerIpTargets');