diff --git a/bamboo_twig_loader/src/TwigExtension/Render.php b/bamboo_twig_loader/src/TwigExtension/Render.php
index c1627df..e8d9ef8 100644
--- a/bamboo_twig_loader/src/TwigExtension/Render.php
+++ b/bamboo_twig_loader/src/TwigExtension/Render.php
@@ -165,11 +165,17 @@ class Render extends TwigExtensionBase {
     // Lazy load the fso.
     $fso = $this->getFileSystemObject();
 
-    // Assert the image exist on the file system.
-    $image_path = $fso->realpath($image->getSource());
-
-    if (!is_file($image_path)) {
-      return NULL;
+    $moduleHandler = \Drupal::service('module_handler');
+    // Check if Stage File Proxy is installed. If it is, then we don't need to
+    // worry about checking if the image exists on the file system, because
+    // Stage File Proxy will handle retrieving it for us.
+    if (!$moduleHandler->moduleExists('stage_file_proxy')){
+      // Assert the image exists on the file system.
+      $image_path = $fso->realpath($image->getSource());
+
+      if (!is_file($image_path)) {
+        return NULL;
+      }
     }
 
     // When user want to preprocess the derivated instead of waiting first