diff --git a/bin/screens b/bin/screens
index 1c23baa..1d6e1ee 100755
--- a/bin/screens
+++ b/bin/screens
@@ -22,3 +22,10 @@ elif setup == "v":
     pos="--above"
 
 subprocess.run(["xrandr", "--output", d[1], pos, "eDP-1"])
+
+if len(sys.argv)>2:
+    if sys.argv[2] == "4k":
+        print("4k")
+        # xrandr --output HDMI-2 --mode 3840x2160
+        subprocess.run(["xrandr", "--output", d[1], "--mode", "3840x2160"])
+
diff --git a/init.vim b/init.vim
index de9449f..70394b4 100644
--- a/init.vim
+++ b/init.vim
@@ -170,6 +170,8 @@ nnoremap <silent> KK :call LanguageClient#textDocument_hover()<CR>
 nnoremap <silent> gd :call LanguageClient#textDocument_definition()<CR>
 nnoremap <silent> <F2> :call LanguageClient#textDocument_rename()<CR>
 
+noremap <silent> <C-c>          :cn<CR>
+
 " rainbowparentheses
 let g:rainbow_active = 1
 
@@ -190,7 +192,7 @@ let g:gruvbox_contrast_light = 'hard'
 let g:srcery_italic = 1
 
 set colorcolumn=100
-set textwidth=80
+" set textwidth=80
 
 set background=dark 
 
diff --git a/install-new-server.sh b/install-new-server.sh
index 0cc9969..d7bd19e 100644
--- a/install-new-server.sh
+++ b/install-new-server.sh
@@ -46,9 +46,9 @@ cat .bashrc >> ~/.bashrc
 source .bashrc
 
 # go
-echo "installing go 1.16.7"
-wget https://golang.org/dl/go1.16.7.linux-amd64.tar.gz
-tar -C /usr/local -xzf go1.16.7.linux-amd64.tar.gz
+echo "installing go 1.17.1"
+wget https://golang.org/dl/go1.17.1.linux-amd64.tar.gz
+tar -C /usr/local -xzf go1.17.1.linux-amd64.tar.gz
 
 # nodejs
 echo "installing nodejs v14"
diff --git a/launch-container/Dockerfile.go b/launch-container/Dockerfile.go
index 6b86e7b..c9e00f6 100644
--- a/launch-container/Dockerfile.go
+++ b/launch-container/Dockerfile.go
@@ -23,8 +23,8 @@ RUN curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs \
 RUN wget https://golang.org/dl/go1.16.4.linux-amd64.tar.gz && \
     tar -C /usr/local -xzf go1.16.4.linux-amd64.tar.gz
 
-RUN echo "export PATH=$PATH:/usr/local/go/bin" >> ./bashrc
-RUN echo "export GOPATH=$HOME/go" >> ./bashrc
+RUN echo "export PATH=$PATH:/usr/local/go/bin" >> ./.bashrc
+RUN echo "export GOPATH=$HOME/go" >> ./.bashrc
 
 RUN git clone https://github.com/arnaucube/configs.git && \
     cp configs/.vimrc ~/ && \
diff --git a/launch-container/lc b/launch-container/lc
index dec683b..c9d7a33 100755
--- a/launch-container/lc
+++ b/launch-container/lc
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+path=${0::-3}
+
 if [[ $1 == "help" ]]; then
   echo "lc (Launch Container) help:
 ===========================
@@ -18,15 +20,16 @@ elif [[ $1 == "new" ]]; then
   lang=$2
 
   if [[ $lang == "rust" ]]; then
-    lang="Dockerfile.rust"
+    lang="$path/Dockerfile.rust"
   elif [[ $lang == "go" ]]; then
-    lang="Dockerfile.go"
+    lang="$path/Dockerfile.go"
   else
     echo "available dockerfiles: go, rust"
     exit 0
   fi
+  echo $lang
 
-  sudo docker build -t $4 -f $lang .
+  sudo docker build -t $4 -f $lang $path/.
   sudo docker run -it --entrypoint=/bin/bash --name $3 $4
   exit 0
 elif [[ $1 == "stop" ]]; then