diff --git a/abuild-keygen.in b/abuild-keygen.in
index d26dff0..bdaeb38 100644
--- a/abuild-keygen.in
+++ b/abuild-keygen.in
@@ -113,7 +113,7 @@ usage() {
 append_config=
 install_pubkey=
 interactive=1
-numbits=2048
+numbits=4096
 quiet=
 
 args=$(getopt -o ab:inqh --long append,numbits:,install,quiet,help -n "$program" -- "$@")