diff --git a/installer b/installer
index 1cbcf5d..d507e87 100755
--- a/installer
+++ b/installer
@@ -2174,7 +2174,7 @@ install_mirror_country()
 		sed -i 's/^#Server/Server/g' "$tmp"
 
 		# let the user edit and confirm it
-		$EDITOR "$tmp"
+		${EDITOR:-vim} "$tmp"
 		if yesno "Mirror Country" "\nUse the newly created mirrorlist for installation?\n"; then
 			conf=true
 		else