diff --git a/plugins/tailscale/tailscale.plugin.zsh b/plugins/tailscale/tailscale.plugin.zsh
index e0e011196..8b4e1e34d 100644
--- a/plugins/tailscale/tailscale.plugin.zsh
+++ b/plugins/tailscale/tailscale.plugin.zsh
@@ -15,4 +15,11 @@ if [[ ! -f "$ZSH_CACHE_DIR/completions/_tailscale" ]]; then
   fi
 fi
 
+# If using the alias, let's make sure that the aliased executable is also bound
+# in case the alias points to "Tailscale" instead of "tailscale".
+# See https://github.com/ohmyzsh/ohmyzsh/discussions/12928
+if (( $+aliases[tailscale] )); then
+  _comps[${aliases[tailscale]:t}]=_tailscale
+fi
+
 tailscale completion zsh >| "$ZSH_CACHE_DIR/completions/_tailscale" &|