diff --git a/.github/workflows/preload-check.yml b/.github/workflows/preload-check.yml
new file mode 100644
index 00000000..bf3c6e06
--- /dev/null
+++ b/.github/workflows/preload-check.yml
@@ -0,0 +1,24 @@
+name: "preload check"
+
+on:
+  pull_request: ~
+  push: ~
+
+jobs:
+  doc-check:
+    name: "preload check"
+    runs-on: "ubuntu-latest"
+    steps:
+      - name: "checkout"
+        uses: "actions/checkout@v4"
+
+      - name: "installing PHP"
+        uses: "shivammathur/setup-php@v2"
+        with:
+          php-version: "8.3"
+          ini-values: memory_limit=-1
+          tools: composer:v2, cs2pr
+          extensions: bcmath, mbstring, intl, sodium, json
+
+      - name: "checking if preload script is valid."
+        run: make preload-check
diff --git a/Makefile b/Makefile
index 7cad2c6f..d619b7a4 100644
--- a/Makefile
+++ b/Makefile
@@ -46,4 +46,7 @@ docs-generate:
 docs-check:                                                                     ## checks if docs are up to date
 	php docs/documenter.php check
 
-check: coding-standard-check static-analysis security-analysis unit-tests mutation-tests docs-check  ## run quick checks for local development iterations
+preload-check:                                                                  ## checks if preloader is configured correctly
+	php src/preload.php
+
+check: coding-standard-check static-analysis security-analysis unit-tests mutation-tests docs-check autoload-check  ## run quick checks for local development iterations