diff --git a/js/src/list-module-callers/index.ts b/js/src/list-module-callers/index.ts
index b2c7d91f4..191bb1476 100644
--- a/js/src/list-module-callers/index.ts
+++ b/js/src/list-module-callers/index.ts
@@ -8,9 +8,11 @@ import { buildModuleToCallers, resolveRelativeCallTree } from "./lib";
 export const main = async () => {
   const configFiles = fs
     .readFileSync(core.getInput("config_files"), "utf8")
+    .trim()
     .split("\n");
   const moduleFiles = fs
     .readFileSync(core.getInput("module_files"), "utf8")
+    .trim()
     .split("\n");
 
   // directory where uses modules => used modules