diff --git a/ProcessMaker/Traits/MakeHttpRequests.php b/ProcessMaker/Traits/MakeHttpRequests.php
index 26da4cecd3..f38ed211e2 100644
--- a/ProcessMaker/Traits/MakeHttpRequests.php
+++ b/ProcessMaker/Traits/MakeHttpRequests.php
@@ -483,6 +483,16 @@ private function addQueryStringsParamsToUrl($endpoint, array $config, array $dat
             $url = url($url);
         }
 
+        if (strpos($url, '{{__api_base_url__}}') !== false) {
+            $url = str_replace('{{__api_base_url__}}', $this->api_base_url, $url);
+        }
+
+        // validate url have host
+        if (!parse_url($url, PHP_URL_HOST)) {
+            $host = $this->api_base_url ?? config('app.url');
+            $url = $host . $url;
+        }
+
         // Evaluate mustache expressions in URL
         $url = $this->evalMustache($url, array_merge($data, $params));
         // Add params from datasource configuration