diff --git a/auto_upgrade_container.sh b/auto_upgrade_container.sh
index 96a28e0..7b1fe83 100755
--- a/auto_upgrade_container.sh
+++ b/auto_upgrade_container.sh
@@ -3,7 +3,7 @@
 current_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 source $current_dir/utils.sh # Get utils functions.
 
-for debian_version in "buster"
+for debian_version in "buster" "bullseye"
 do
 	for ynh_version in "stable" "testing" "unstable"
 	do
@@ -13,14 +13,3 @@ do
 		done
 	done
 done
-
-for debian_version in "bullseye"
-do
-	for ynh_version in "testing" "unstable"
-	do
-		for snapshot in "before-install" "after-install"
-		do
-			update_image $debian_version $ynh_version $snapshot
-		done
-	done
-done
diff --git a/rebuild_all.sh b/rebuild_all.sh
index 8680f70..21e8da0 100755
--- a/rebuild_all.sh
+++ b/rebuild_all.sh
@@ -3,7 +3,7 @@
 current_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 source $current_dir/utils.sh # Get utils functions.
 
-for debian_version in "buster"
+for debian_version in "buster" "bullseye"
 do
 	rebuild_base_containers $debian_version "stable" "amd64"
 
@@ -34,9 +34,3 @@ do
 		done
 	done
 done
-
-for debian_version in "bullseye"
-do
-	rebuild_base_containers $debian_version "testing" "amd64"
-	rebuild_base_containers $debian_version "unstable" "amd64"
-done