diff --git a/.unison/default.prf b/.unison/default.prf
new file mode 100644
index 0000000..9ecb9f2
--- /dev/null
+++ b/.unison/default.prf
@@ -0,0 +1,25 @@
+# Unison preferences file
+auto = true
+batch = true
+fat = true
+ignorearchives = true
+log = false
+
+# Ignore list
+ignore = Path .stfolder
+ignore = Path .stversions
+ignore = Path __pycache__
+ignore = Path _build
+ignore = Path .import
+
+ignore = Name synctex.gz
+ignore = Name *.toc
+ignore = Name *.out
+ignore = Name *.log
+ignore = Name *.fls
+ignore = Name *.aux
+ignore = Name *.fdb_latexmk
+ignore = Name *.nav
+ignore = Name *.snm
+ignore = Name *.vrb
+ignore = Name *.o
diff --git a/arch_wsl.sh b/arch_wsl.sh
index cfb6ee2..202310c 100644
--- a/arch_wsl.sh
+++ b/arch_wsl.sh
@@ -14,7 +14,7 @@ then
     pacman -R --noconfirm fakeroot-tcp
 
     # === Install packages ==
-    pacman -S --noconfirm git wget zip openssh bat base-devel make python-pygments micro git-lfs npm sdl2_image nodejs fish autoconf valgrind automake python-virtualenv gdb tk sdl2_mixer exa texlive-most fzf glu man-pages-fr neofetch python-pip opam pacman-contrib cpanminus
+    pacman -S --noconfirm git wget zip openssh bat base-devel make python-pygments micro git-lfs npm sdl2_image nodejs fish autoconf valgrind automake python-virtualenv gdb tk sdl2_mixer exa texlive-most fzf glu man-pages-fr neofetch python-pip opam pacman-contrib cpanminus unison
 
     # === Colors package manager ==
     sed -i "s/#Color/Color/g" /etc/pacman.conf
@@ -211,6 +211,9 @@ then
     # === Valgrind ==
     fish -c "set -Ux DEBUGINFOD_URLS https://debuginfod.archlinux.org"
 
+    # === Unison ==
+    wget -q https://git.kennel.ml/Anri/confOS/raw/branch/main/.unison/default.prf -O "$HOME"/.unison/default.prf
+
     # === Clear useless packages
     pacman -Rsn "$(pacman -Qqtd)" 2> /dev/null