diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index a159de01fc2..40e1ee49c28 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -13,7 +13,7 @@ This serves two purposes:
 - for new features.
 
 ### Changed
-- for changes in existing functionality.
+- Updated discovery exception message to include the causing exception message in https://github.com/hydephp/develop/pull/1305
 
 ### Deprecated
 - for soon-to-be removed features.
diff --git a/packages/framework/src/Foundation/Concerns/BaseFoundationCollection.php b/packages/framework/src/Foundation/Concerns/BaseFoundationCollection.php
index 300318cc9fd..c11dbe9c431 100644
--- a/packages/framework/src/Foundation/Concerns/BaseFoundationCollection.php
+++ b/packages/framework/src/Foundation/Concerns/BaseFoundationCollection.php
@@ -51,7 +51,7 @@ final public function boot(): static
             $this->runDiscovery();
             $this->runExtensionHandlers();
         } catch (Throwable $exception) {
-            throw new RuntimeException('An error occurred during the discovery process.', previous: $exception);
+            throw new RuntimeException("An error occurred during the discovery process: {$exception->getMessage()}", previous: $exception);
         }
 
         return $this;