diff --git a/res/DEBIAN/postinst b/res/DEBIAN/postinst
index 5f642daac..dad333ee5 100755
--- a/res/DEBIAN/postinst
+++ b/res/DEBIAN/postinst
@@ -5,7 +5,7 @@ set -e
 if [ "$1" = configure ]; then
 
 	INITSYS=$(ls -al /proc/1/exe | awk -F' ' '{print $NF}' | awk -F'/' '{print $NF}')
-    ln -s /usr/share/rustdesk/rustdesk /usr/bin/rustdesk
+	ln -f -s /usr/share/rustdesk/rustdesk /usr/bin/rustdesk
 	
 	if [ "systemd" == "$INITSYS" ]; then
 
diff --git a/res/DEBIAN/prerm b/res/DEBIAN/prerm
index baef2e2e2..133ff11de 100755
--- a/res/DEBIAN/prerm
+++ b/res/DEBIAN/prerm
@@ -5,7 +5,7 @@ set -e
 case $1 in
     remove|upgrade)
 		INITSYS=$(ls -al /proc/1/exe | awk -F' ' '{print $NF}' | awk -F'/' '{print $NF}')
-        rm /usr/bin/rustdesk
+		rm -f /usr/bin/rustdesk
 		
 		if [ "systemd" == "${INITSYS}" ]; then