diff --git a/archiso/profile/airootfs/etc/pacman.conf b/archiso/profile/airootfs/etc/pacman.conf
index 3a34b23..2d147e5 100644
--- a/archiso/profile/airootfs/etc/pacman.conf
+++ b/archiso/profile/airootfs/etc/pacman.conf
@@ -19,7 +19,7 @@ HoldPkg     = pacman glibc
 SyncFirst   = pacman
 #XferCommand = /usr/bin/curl -C - -f %u > %o
 #XferCommand = /usr/bin/wget --passive-ftp -c -O %o %u
-#CleanMethod = KeepInstalled
+CleanMethod = KeepInstalled
 Architecture = auto
 
 # Pacman won't upgrade packages listed in IgnorePkg and members of IgnoreGroup
@@ -35,10 +35,13 @@ Architecture = auto
 #TotalDownload
 CheckSpace
 #VerbosePkgLists
+ParallelDownloads = 5
 
 # By default, pacman accepts packages signed by keys that its local keyring
 # trusts (see pacman-key and its man page), as well as unsigned packages.
-#SigLevel = Optional TrustedOnly
+SigLevel = Required DatabaseOptional
+LocalFilesSigLevel = Option
+#RemoteFileSigLevel = Required
 
 # NOTE: You must run `pacman-key --init` before first using pacman; the local
 # keyring can then be populated with the keys of all official Arch Linux