diff --git a/zsh/.zshrc b/zsh/.zshrc
index 4130e1e..58c1a6c 100644
--- a/zsh/.zshrc
+++ b/zsh/.zshrc
@@ -36,7 +36,11 @@ autoload -Uz run-help
 autoload -Uz run-help-git
 autoload -Uz run-help-svn
 autoload -Uz run-help-svk
-unalias run-help
+
+if [[ "${$(type run-help)#*alias}" != "$(type run-help)" ]]; then
+	unalias run-help
+fi
+
 alias help=run-help
 
 # Set sensible tab width