diff --git a/ServidorTFG.pro.user b/ServidorTFG.pro.user
index bb9222d..b796cf9 100644
--- a/ServidorTFG.pro.user
+++ b/ServidorTFG.pro.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.8.2, 2020-06-01T12:35:56. -->
+<!-- Written by QtCreator 4.8.2, 2020-06-02T15:21:19. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
diff --git a/session_manager.cpp b/session_manager.cpp
index 44c38a0..0a75192 100644
--- a/session_manager.cpp
+++ b/session_manager.cpp
@@ -20,7 +20,6 @@ bool session_manager::validate_pass(){
   std::string user=buffer;
   this->read_data(buffer, 256);
   std::string pass=std::string(data_acces::get_hash(buffer));
-  delete[] (buffer);
   if(this->data->get_passwd(user)==pass){
       this->write_data("pass");
       if(this->data->get_admin(user)){
@@ -30,7 +29,15 @@ bool session_manager::validate_pass(){
           this->write_data("norma");
           this->admin=false;
         }
+      this->read_data(buffer, 256);
+      std::string env=std::string(buffer);
+      if(env=="no"){
+           this->env="";
+        }else{
+          this->env=env+"-";
+        }
       this->user=user;
+      delete[] (buffer);
       return true;
     }else{
       this->write_data("fail");
@@ -103,12 +110,13 @@ int session_manager::remove(){
 }
 
 std::string session_manager::appli_command(char comand[], char* n_package){
-  char** args=new char*[5];
+  char** args=new char*[6];
     args[0]="sudo";
-    args[1]="emerge";
-    args[2]=comand;
-    args[3]=n_package;
-    args[4]=nullptr;
+    args[1]=strcat(&this->env[0],"emerge");
+    args[2]="--buildpkg";
+    args[3]=comand;
+    args[4]=n_package;
+    args[5]=nullptr;
   int pid = fork();
   int status=-2;
   std::string ret;
diff --git a/session_manager.h b/session_manager.h
index 36b3e2f..d44e77d 100644
--- a/session_manager.h
+++ b/session_manager.h
@@ -79,26 +79,11 @@ public:
    * @return Number of bytes writed
    */
   virtual int write_data(std::string output);
-  /**
-   * @brief fd
-   * Socket file desccriptor
-   */
   int fd;
-  /**
-   * @brief data
-   * Object that contain media used to store and read information
-   */
   data_acces* data;
-  /**
-   * @brief user
-   * Name of the session owner
-   */
   std::string user;
-  /**
-   * @brief admin
-   * Privileges abut the user
-   */
   bool admin;
+  std::string env;
 };
 
 #endif // LAUNCHER_H