diff --git a/packages/cli/src/constructs/api-check.ts b/packages/cli/src/constructs/api-check.ts
index dd67bec2..77e21ca9 100644
--- a/packages/cli/src/constructs/api-check.ts
+++ b/packages/cli/src/constructs/api-check.ts
@@ -356,8 +356,12 @@ export class ApiCheck extends Check {
 
     const deps: ScriptDependency[] = []
     for (const { filePath, content } of parsed.dependencies) {
+      const relativePath = pathToPosix(path.relative(Session.basePath!, filePath))
+      if (relativePath.startsWith('..')) {
+        throw new Error(`You cannot reference a dependency file above the Checkly config location folder. Please, modify "${relativePath}" path.`)
+      }
       deps.push({
-        path: pathToPosix(path.relative(Session.basePath!, filePath)),
+        path: relativePath,
         content,
       })
     }