diff --git a/run_onchange_before_install_main_deps.sh.tmpl b/run_onchange_before_install_main_deps.sh.tmpl
index defe3b0..ea9697f 100644
--- a/run_onchange_before_install_main_deps.sh.tmpl
+++ b/run_onchange_before_install_main_deps.sh.tmpl
@@ -129,8 +129,11 @@ sleep 3
 {{ else if eq .chezmoi.osRelease.id "debian" "ubuntu" -}}
     sudo apt install fish $ACT_PACKAGES -y
     nix-env -iA nixpkgs.neovim nixpkgs.jump
-    bash <(curl https://raw.githubusercontent.com/ellie/atuin/main/install.sh)
-
+    if ! fish -c atuin &>/dev/null
+	then
+      bash <(curl https://raw.githubusercontent.com/ellie/atuin/main/install.sh)
+    fi
+	
 {{ else if eq .chezmoi.os "darwin" -}}
     brew install fish neovim $ACT_PACKAGES atuin jump -y