diff --git a/friendica-clean-database.sh b/friendica-clean-database.sh
index 2aa808c..ca35b81 100755
--- a/friendica-clean-database.sh
+++ b/friendica-clean-database.sh
@@ -128,6 +128,7 @@ until [[ "${tmp_post_thread_uri_id_not_in_post_user_q}" -lt "${limit}" ]]; do
 	done < <("${dbengine}" "${db}" -N -B -q -e \
 		"SELECT \`uri-id\` FROM \`post-thread\` WHERE \`uri-id\` NOT IN (SELECT \`uri-id\` FROM \`post-user\`) \
 			AND \`uri-id\` > ${tmp_post_thread_uri_id_not_in_post_user_current_uri_id} ORDER BY \`uri-id\` LIMIT ${limit}")
+
 	final_i=$(($(date +%s) - initial_i))
 	echo "${tmp_post_thread_uri_id_not_in_post_user_q} item(s) deleted until ${tmp_post_thread_uri_id_not_in_post_user_current_uri_id} in ${final_i}s"
 done
@@ -152,6 +153,7 @@ until [[ "${tmp_post_user_uri_id_not_in_post_q}" -lt "${limit}" ]]; do
 	done < <("${dbengine}" "${db}" -N -B -q -e \
 		"SELECT \`uri-id\` FROM \`post-user\` WHERE \`uri-id\` NOT IN (SELECT \`uri-id\` FROM \`post\`) \
 			AND \`uri-id\` > ${tmp_post_user_uri_id_not_in_post_current_uri_id} ORDER BY \`uri-id\` LIMIT ${limit}")
+
 	final_i=$(($(date +%s) - initial_i))
 	echo "${tmp_post_user_uri_id_not_in_post_q} item(s) deleted until ${tmp_post_user_uri_id_not_in_post_current_uri_id} in ${final_i}s"
 done
@@ -237,7 +239,7 @@ until [[ "${tmp_attach_not_in_post_media_q}" -lt "${limit}" ]]; do
 	done < <("${dbengine}" "${db}" -N -B -q -e \
 		"SELECT \`id\` FROM \`attach\` WHERE \`id\` NOT IN (SELECT \`attach-id\` FROM \`post-media\`) \
 		AND \`id\` > ${tmp_attach_not_in_post_media_current_id} ORDER BY \`id\` LIMIT ${limit}")
-	"${dbengine}" "${db}" -N -B -q -e "ALTER TABLE \`attach\` AUTO_INCREMENT = 1"
+
 	final_i=$(($(date +%s) - initial_i))
 	echo "${tmp_attach_not_in_post_media_q} item(s) deleted until ${tmp_attach_not_in_post_media_current_id} in ${final_i}s"
 done
@@ -361,9 +363,6 @@ if [[ "${intense_optimizations}" -gt 0 ]]; then
 	done
 	wait
 
-	"${dbengine}" "${db}" -N -B -q -e "ALTER TABLE \`post-user\` AUTO_INCREMENT = 1; ALTER TABLE \`post\` AUTO_INCREMENT = 1; ALTER TABLE \`post-content\` AUTO_INCREMENT = 1; \
-		ALTER TABLE \`post-thread\` AUTO_INCREMENT = 1; ALTER TABLE \`item-uri\` AUTO_INCREMENT = 1; ALTER TABLE \`post-media\` AUTO_INCREMENT = 1;"
-
 	"${dboptimizer}" "${db}" #&> /dev/null
 fi
 bash -c "cd ${folder} && sudo -u ${user} ${phpversion} bin/console.php maintenance 0" #&> /dev/null
diff --git a/friendica-delete-old-users.sh b/friendica-delete-old-users.sh
index 44a7a00..e03a1d7 100755
--- a/friendica-delete-old-users.sh
+++ b/friendica-delete-old-users.sh
@@ -50,13 +50,5 @@ if [[ -n $(type curl) && -n "${dbengine}" && -n $(type "${dbengine}") && -n $(ty
 				wait -n
 			fi
 		done
-		wait
-			"${dbengine}" "${db}" -N -B -q -e "alter table \`post-thread\` auto_increment = 1"
-	"${dbengine}" "${db}" -N -B -q -e "alter table \`post-thread-user\` auto_increment = 1"
-	"${dbengine}" "${db}" -N -B -q -e "alter table \`post-user\` auto_increment = 1"
-	"${dbengine}" "${db}" -N -B -q -e "alter table \`post-tag\` auto_increment = 1"
-	"${dbengine}" "${db}" -N -B -q -e "alter table \`post\` auto_increment = 1"
-	"${dbengine}" "${db}" -N -B -q -e "alter table \`photo\` auto_increment = 1"
-	"${dbengine}" "${db}" -N -B -q -e "alter table \`contact\` auto_increment = 1"
 	date
 fi
diff --git a/friendica-remove-invalid-photos.sh b/friendica-remove-invalid-photos.sh
index b928e5c..242000b 100755
--- a/friendica-remove-invalid-photos.sh
+++ b/friendica-remove-invalid-photos.sh
@@ -98,7 +98,7 @@ loop() {
 							error_found=1
 						else
 							#If the avatar is not valid, set it as blank in the database
-							mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\""
+							mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\"" &
 							rm -rf "${k_photo}" "${k_thumb}" "${k_micro}" &
 							result_string=$(printf "%s (blanked)" "${result_string}")
 							error_found=1
@@ -120,7 +120,7 @@ loop() {
 						grep -q "content-type: image") ]]; then
 						result_string=$(printf "%s F%dms" "${result_string}" $(($(($(date +%s%N) / 1000000)) - t)))
 						result_string=$(printf "${result_string} Fetch error: %s" "${photo}")
-						mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\""
+						mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\"" &
 						result_string=$(printf "%s (blanked)" "${result_string}")
 						nl=1
 						error_found=1
@@ -150,7 +150,7 @@ loop() {
 						error_found=1
 					else
 						#If the avatar is not valid, set it as blank in the database
-						mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\""
+						mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\"" &
 						rm -rf "${k_photo}" "${k_thumb}" "{k_micro}" &
 						result_string=$(printf "%s (blanked)" "${result_string}")
 						error_found=1
@@ -158,7 +158,7 @@ loop() {
 				else
 					result_string=$(printf "%s No remote" "${result_string}")
 					#If the avatar is not valid, set it as blank in the database
-					mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\""
+					mariadb "${db}" -N -B -q -e "update contact set avatar= \"\", photo = \"\", thumb = \"\", micro = \"\" where id = \"${id}\"" &
 					result_string=$(printf "%s (blanked)" "${result_string}")
 					#If no remote avatar is found, we would blank the photo/thumb/micro and let the avatar cache process fix them later, but it's empty already here
 					error_found=1