diff --git a/nvim/.config/nvim/UltiSnips/tex.snippets b/nvim/.config/nvim/UltiSnips/tex.snippets
index 7a66432..9629b45 100644
--- a/nvim/.config/nvim/UltiSnips/tex.snippets
+++ b/nvim/.config/nvim/UltiSnips/tex.snippets
@@ -104,11 +104,11 @@ snippet vector "Graph Vector" w
 endsnippet
 
 snippet xaxis "X Axis" w
-\draw[<->] (-$1,0)--($1,0) node[anchor=west]{$x$};$0
+\draw[->] (0,0)--($1,0) node[anchor=west]{$x$};$0
 endsnippet
 
 snippet yaxis "Y Axis" w
-\draw[<->] (0,-$1)--(0,$1) node[anchor=west]{$y$};$0
+\draw[->] (0,0)--(0,$1) node[anchor=west]{$y$};$0
 endsnippet
 
 snippet axes "Graph between two axes"
@@ -131,3 +131,7 @@ endsnippet
 snippet brace "Curly brace between points" w
 \draw[decorate,decoration={brace}] ($1) -- ($2) node[]{$3};$0
 endsnippet
+
+snippet link "Hyperlink" w
+\href{$1}{$2}$0
+endsnippet
diff --git a/nvim/.config/nvim/init.vim b/nvim/.config/nvim/init.vim
index 584f756..4e75dd4 100644
--- a/nvim/.config/nvim/init.vim
+++ b/nvim/.config/nvim/init.vim
@@ -94,6 +94,17 @@ let g:mkdp_preview_options = {
     \ 'disable_sync_scroll': 1,
     \ }
 
+" LaTeX shell escape
+let g:vimtex_compiler_latexmk = {
+    \ 'options' : [
+    \   '-shell-escape',
+    \   '-verbose',
+    \   '-file-line-error',
+    \   '-synctex=1',
+    \   '-interaction=nonstopmode',
+    \ ],
+    \ }
+
 " Run the Java formatter on save
 augroup autoformat_settings
   autocmd FileType java AutoFormatBuffer google-java-format