diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd70d7c..5120c90 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,13 @@
 # Change Logs
 
+## v1.1.9
+
+ - fix bug: `node_modules` lookup may fall into endless loop and halt the program.
+
+
 ## v1.1.8
 
- - support modules from parent `node_modeuls`
+ - support modules from parent `node_modules`
 
 
 ## v1.1.7
diff --git a/cli.js b/cli.js
index 36b5554..e0bee55 100755
--- a/cli.js
+++ b/cli.js
@@ -75,9 +75,9 @@ cmds['default'] = {
         root = localModule.path;
       } else {
         base = '.';
-        while (root !== '/') {
+        while (path.resolve(base) !== '/') {
           root = path.resolve(path.join(base, 'node_modules', obj.name));
-          if (fs.existsSync(root)) {
+          if (fs.existsSync(path.join(root, 'package.json'))) {
             break;
           }
           base = path.join(base, '..');
diff --git a/lib/main.ls b/lib/main.ls
index 88e188c..6436980 100644
--- a/lib/main.ls
+++ b/lib/main.ls
@@ -43,9 +43,9 @@ cmds.default =
       if local-module => root = local-module.path
       else
         base = '.'
-        while root != \/
+        while path.resolve(base) != \/
           root = path.resolve(path.join base, \node_modules, obj.name)
-          if fs.exists-sync(root) => break
+          if fs.exists-sync(path.join(root, \package.json)) => break
           base = path.join(base, \..)
 
       info = JSON.parse(fs.read-file-sync path.join(root, "package.json") .toString!)
diff --git a/package-lock.json b/package-lock.json
index a754876..a08b592 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "fedep",
-  "version": "1.1.8",
+  "version": "1.1.9",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "fedep",
-      "version": "1.1.8",
+      "version": "1.1.9",
       "license": "MIT",
       "dependencies": {
         "@plotdb/colors": "^0.0.1",
diff --git a/package.json b/package.json
index 857cd36..c2c2e9f 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "cli.js"
   ],
   "description": "Frontend dependency installer",
-  "version": "1.1.8",
+  "version": "1.1.9",
   "homepage": "https://github.com/plotdb/fedep",
   "repository": {
     "type": "git",