diff --git a/action.yml b/action.yml
index 479a5bd..9afb0c2 100644
--- a/action.yml
+++ b/action.yml
@@ -2,7 +2,7 @@ name: Determinate Nix Installer
 branding:
   icon: "box"
   color: "purple"
-description: Install Nix with the Determinate Nix Installer. See: https://github.com/DeterminateSystems/nix-installer
+description: "Install Nix with the Determinate Nix Installer. See: https://github.com/DeterminateSystems/nix-installer"
 inputs:
   planner:
     description: A planner to use