diff --git a/plugins/mise/mise.plugin.zsh b/plugins/mise/mise.plugin.zsh
index 96373f5d2..22cad6759 100644
--- a/plugins/mise/mise.plugin.zsh
+++ b/plugins/mise/mise.plugin.zsh
@@ -7,11 +7,15 @@ eval "$(mise activate zsh)"
 
 # If the completion file doesn't exist yet, we need to autoload it and
 # bind it to `mise`. Otherwise, compinit will have already done that.
-if [[ ! -f "$ZSH_CACHE_DIR/completions/_mise" ]]; then
+local comp_file="$ZSH_CACHE_DIR/completions/_mise"
+
+if [[ ! -f "$comp_file" ]]; then
   typeset -g -A _comps
   autoload -Uz _mise
   _comps[mise]=_mise
 fi
 
-# Generate and load mise completion
-mise completion zsh >| "$ZSH_CACHE_DIR/completions/_mise" &|
+# Generate completion only when missing/empty or stale.
+if [[ ! -s "$comp_file" || "$commands[mise]" -nt "$comp_file" ]]; then
+  mise completion zsh >| "$comp_file" &|
+fi