diff --git a/Classes/EelHelpers/ResourceImageSourceHelper.php b/Classes/EelHelpers/ResourceImageSourceHelper.php
index 3c835fc..efaca3f 100644
--- a/Classes/EelHelpers/ResourceImageSourceHelper.php
+++ b/Classes/EelHelpers/ResourceImageSourceHelper.php
@@ -30,7 +30,7 @@ class ResourceImageSourceHelper extends AbstractImageSourceHelper
      * @param string $package
      * @param string $path
      */
-    public function __construct(string $package, string $path)
+    public function __construct(?string $package, string $path)
     {
         $this->package = $package;
         $this->path = $path;
@@ -38,6 +38,9 @@ public function __construct(string $package, string $path)
 
     public function src(): string
     {
-        return $this->resourceManager->getPublicPackageResourceUri($this->package, $this->path);
+        if ($this->package) {
+            return $this->resourceManager->getPublicPackageResourceUri($this->package, $this->path);
+        }
+        return $this->resourceManager->getPublicPackageResourceUriByPath($this->path);
     }
 }
diff --git a/Resources/Private/Fusion/Prototypes/ResourceImageSource.fusion b/Resources/Private/Fusion/Prototypes/ResourceImageSource.fusion
index ea87d32..a52d94d 100644
--- a/Resources/Private/Fusion/Prototypes/ResourceImageSource.fusion
+++ b/Resources/Private/Fusion/Prototypes/ResourceImageSource.fusion
@@ -1,5 +1,5 @@
 prototype(Sitegeist.Kaleidoscope:ResourceImageSource) {
     @class = 'Sitegeist\\Kaleidoscope\\FusionObjects\\ResourceImageSourceImplementation'
     path = null
-    package = false
+    package = null
 }