diff --git a/hosts/common/services.nix b/hosts/common/services.nix
index e390469..beff406 100644
--- a/hosts/common/services.nix
+++ b/hosts/common/services.nix
@@ -57,7 +57,7 @@
     };
   };
 
-  systemd.user.sessionVariables.SSH_AUTH_SOCK = "/run/user/1000/keyring/ssh"
+  systemd.user.sessionVariables.SSH_AUTH_SOCK = "/run/user/1000/keyring/ssh";
 
   # Open ports in the firewall.
   # networking.firewall.allowedTCPPorts = [ ... ];