diff --git a/src/check_datapack.ts b/src/check_datapack.ts
index 5605388..adf1cbd 100644
--- a/src/check_datapack.ts
+++ b/src/check_datapack.ts
@@ -125,26 +125,27 @@ export class CustomService extends core.Service {
         }
     }
 
-    async checkFile(path: string, lang: string): Promise<boolean> {
-        const url = this.makeFileUrl(path)
-        const content = this.getFileContent(path)
+    async checkFile(filePath: string, lang: string): Promise<boolean> {
+        const url = this.makeFileUrl(filePath)
+        const content = this.getFileContent(filePath)
         this.project.onDidOpen(url, lang, 0, content)
         const docAndNode = this.project.getClientManaged(url)
         if (!docAndNode) {
-            action.error(`File ${path} is not loaded`)
+            action.error(`File ${filePath} is not loaded`)
             return false
         }
         const { node } = docAndNode
         const errors = core.FileNode.getErrors(node)
         if (errors.length !== 0) {
-            const msg = `${errors.length} error${errors.length > 1 ? "s" : ""} in ${path}`
+            const relPath = path.relative(this.rootDir, filePath)
+            const msg = `${errors.length} error${errors.length > 1 ? "s" : ""} in ${relPath}`
             
             if (this.options.verbose) {
                 action.startGroup(msg)
                 for (const err of errors) {
                     action.error(
                         err.message,
-                        this.getErrorProperties(err, path, content)
+                        this.getErrorProperties(err, filePath, content)
                     )
                 }
                 action.endGroup()