diff --git a/mybashrc b/mybashrc
index 366be12..4b4107b 100644
--- a/mybashrc
+++ b/mybashrc
@@ -48,6 +48,10 @@ compress_pigz() {
     tar -I pigz -cvf "$1.tar.gz" "$1"
 }
 
+compress_zstd() {
+    tar -I zstd -cvf "$1.tar.zst" "$1"
+}
+
 decompress_pigz() {
     tar -I pigz -xvf "$1"
 }
@@ -669,6 +673,7 @@ _URBACKUP_CLIENT() {
         ufw allow from 144.76.159.118 to any port 35621
         ufw allow from 144.76.159.118 to any port 35622
         ufw allow from 144.76.159.118 to any port 35623
+        ufw reload
     fi
 }
 
@@ -684,6 +689,10 @@ _DELETE_WO_SITES() {
     done
 }
 
+##################################
+# ffmpeg
+##################################
+
 ffmpeg_start_time() {
 
     if [ "$#" = "0" ]; then
@@ -742,6 +751,7 @@ _MERGE_VIDEO() {
         done
     fi
     ffmpeg -f concat -safe 0 -i mylist.txt -c copy "output-merged.mp4"
+    rm -f mylist.txt
 }
 
 _TRANSFER_AUDIO() {
@@ -866,3 +876,5 @@ alias mp4convert=_MP4_CONVERT
 alias suroot='sudo su - root'
 alias apt-playbook='ansible-playbook /etc/ansible/playbooks/include/update-apt-servers.yml'
 alias full-upgrade-playbook='ansible-playbook /etc/ansible/playbooks/update-all-servers.yml'
+alias ssh-key-convert='ssh-keygen -i -f'
+alias gzstd=compress_zstd