diff --git a/zsh/.zshrc b/zsh/.zshrc
index 966ae6f..dd87330 100644
--- a/zsh/.zshrc
+++ b/zsh/.zshrc
@@ -51,9 +51,14 @@ source "${ZDOTDIR:-$HOME}/.zsh/lib/interactive.zsh"
 
 export LIBVIRT_DEFAULT_URI="qemu:///system"
 if (( ! shared_config )); then
-    (( $+commands[safecp] )) && alias cp=safecp
-    (( $+commands[safemv] )) && alias mv=safemv
-    (( $+commands[safescp] )) && alias scp=safescp
+    # Agent shells: </dev/null makes the prompt decline (exit 1) instead of blocking.
+    if [[ -n ${CLAUDECODE:-} || -n ${CODEX_SHELL:-} ]]; then
+        _safe_redir=' </dev/null'
+    fi
+    (( $+commands[safecp] )) && alias cp="safecp${_safe_redir:-}"
+    (( $+commands[safemv] )) && alias mv="safemv${_safe_redir:-}"
+    (( $+commands[safescp] )) && alias scp="safescp${_safe_redir:-}"
+    unset _safe_redir
 fi
 
 [[ -f ~/.zsh/.mac_config ]] && source ~/.zsh/.mac_config