diff --git a/src/backend/Extension.ts b/src/backend/Extension.ts
index 7eec3ed..686a4c0 100644
--- a/src/backend/Extension.ts
+++ b/src/backend/Extension.ts
@@ -76,7 +76,7 @@ abstract class Extension<Status extends SharedStatus>{
 }
 
 export type FSStatus = SharedStatus & {
-    prefix: string 
+    path: string 
     empty?: boolean
 }
 
@@ -144,13 +144,14 @@ type NPMStatus = FSStatus & {
 }
 
 export class NPMExtension extends FSExtension<NPMStatus>{
-
+    private prefix: string
     constructor(
         pkgName: string,
+        prefix: string = './plugins',
         private version: string,
-        private prefix: string
     ){
-        super(pkgName, path.resolve(prefix, "node_modules"))
+        super(pkgName, path.resolve(prefix, pkgName, "node_modules"))
+        this.prefix = (path.resolve(prefix, pkgName))
     }
 
     public async status(): Promise<NPMStatus> {
diff --git a/src/backend/UpdateManger.ts b/src/backend/UpdateManger.ts
index 847c4e3..afeb135 100644
--- a/src/backend/UpdateManger.ts
+++ b/src/backend/UpdateManger.ts
@@ -87,9 +87,8 @@ export class UpdateManager extends Plugin{
 */      
 
         const extensions = [
-            new NPMExtension("knex", "0.19.2", "./plugins"),
-            new NPMExtension("sqlite3", "4.1.0", "./plugins"),
-            new NPMExtension("frontblock", "latest", "./plugins")
+            new NPMExtension("knex", "./plugins", "0.19.2",).install(),
+            new NPMExtension("sqlite3", "./plugins", "4.1.0").install()
         ]