diff --git a/build.sh b/build.sh
index a7615f2..f8d68ad 100755
--- a/build.sh
+++ b/build.sh
@@ -242,13 +242,12 @@ ${SUDO} apt install -y "${packages_install[@]}"
 
 cd "${SOURCES}"
 
-PROXMOX_BACKUP_VER="2.4.2-2"
-PROXMOX_BACKUP_GIT="891f6a6fe430e8c269e49cea0d878e96970ffc86"
+PROXMOX_BACKUP_VER="2.4.3-1"
+PROXMOX_BACKUP_GIT="682bb42edd01c9ebe6595f2aeef6c56dee6f91cf"
 PATHPATTERNS_GIT="8a0dce93d535ef04bfa9c8317edc0ef0216e9042" # 0.1.3-1
 PROXMOX_ACME_RS_GIT="abc0bdd09d5c3501534510d49da0ae8fa5c05c05" # 0.4.0
-PROXMOX_APT_GIT="8a7a719aec23ad98a00bb452f0ced4cbf88ba591" # 0.9.3-1
 PROMXOX_FUSE_GIT="8d57fb64f044ea3dcfdef77ed5f1888efdab0708" # 0.1.4
-PROXMOX_GIT="76ac1a3903a1f29e718fefd69a845be2f48df64b"
+PROXMOX_GIT="286c55d5b493a1e76fa3e70ae1c874cf82ca39aa"
 PROXMOX_OPENID_GIT="ecf59cbb74278ea0e9710466508158ed6a6828c4" # 0.9.9-1
 PXAR_GIT="29cbeed3e1b52f5eef455cdfa8b5e93f4e3e88f5" # 0.10.2-1
 if [ ! -e "${PACKAGES}/proxmox-backup-${BUILD_PACKAGE}_${PROXMOX_BACKUP_VER}_${PACKAGE_ARCH}.deb" ]; then
@@ -262,8 +261,6 @@ if [ ! -e "${PACKAGES}/proxmox-backup-${BUILD_PACKAGE}_${PROXMOX_BACKUP_VER}_${P
 	git_clean_and_checkout ${PATHPATTERNS_GIT} pathpatterns
 	git_clone_or_fetch https://git.proxmox.com/git/proxmox-acme-rs.git
 	git_clean_and_checkout ${PROXMOX_ACME_RS_GIT} proxmox-acme-rs
-	git_clone_or_fetch https://git.proxmox.com/git/proxmox-apt.git
-	git_clean_and_checkout ${PROXMOX_APT_GIT} proxmox-apt
 	git_clone_or_fetch https://git.proxmox.com/git/proxmox-openid-rs.git
 	git_clean_and_checkout ${PROXMOX_OPENID_GIT} proxmox-openid-rs
 
diff --git a/patches/proxmox-backup-build.patch b/patches/proxmox-backup-build.patch
index 3ff98ef..f1d01c5 100644
--- a/patches/proxmox-backup-build.patch
+++ b/patches/proxmox-backup-build.patch
@@ -78,7 +78,7 @@ index 20c1e9c8..c0e13abe 100644
  
 -#proxmox-apt = { path = "../proxmox-apt" }
 -#proxmox-openid = { path = "../proxmox-openid-rs" }
-+proxmox-apt = { path = "../proxmox-apt" }
++proxmox-apt = { path = "../proxmox/proxmox-apt" }
 +proxmox-openid = { path = "../proxmox-openid-rs" }
  
 -#pxar = { path = "../pxar" }
diff --git a/patches/proxmox-backup-client.patch b/patches/proxmox-backup-client.patch
index 542fc36..7fe5d0d 100644
--- a/patches/proxmox-backup-client.patch
+++ b/patches/proxmox-backup-client.patch
@@ -1,5 +1,5 @@
 diff --git a/Makefile b/Makefile
-index b307009d..3473103a 100644
+index 06928be7..00751f1c 100644
 --- a/Makefile
 +++ b/Makefile
 @@ -4,32 +4,21 @@ include defines.mk
@@ -82,20 +82,14 @@ index b307009d..3473103a 100644
  	touch "$@"
  
  
-@@ -186,10 +155,11 @@ lint:
- 	cargo clippy -- -A clippy::all -D clippy::correctness
- 
- install: $(COMPILED_BINS)
-+	@echo "$(DESTDIR)"
- 	install -dm755 $(DESTDIR)$(BINDIR)
- 	install -dm755 $(DESTDIR)$(ZSH_COMPL_DEST)
- 	$(foreach i,$(USR_BIN), \
--	    install -m755 $(COMPILEDIR)/$(i) $(DESTDIR)$(BINDIR)/ ; \
-+	    install -m755 $(COMPILEDIR)/$(i) $(DESTDIR)/$(BINDIR)/ ; \
- 	    install -m644 zsh-completions/_$(i) $(DESTDIR)$(ZSH_COMPL_DEST)/ ;)
- 	install -dm755 $(DESTDIR)$(SBINDIR)
+@@ -195,16 +164,16 @@ install: $(COMPILED_BINS)
  	$(foreach i,$(USR_SBIN), \
-@@ -200,10 +170,10 @@ install: $(COMPILED_BINS)
+ 	    install -m755 $(COMPILEDIR)/$(i) $(DESTDIR)$(SBINDIR)/ ; \
+ 	    install -m644 zsh-completions/_$(i) $(DESTDIR)$(ZSH_COMPL_DEST)/ ;)
+-	install -m755 $(COMPILEDIR)/pbs2to3 $(DESTDIR)$(SBINDIR)/
++	#install -m755 $(COMPILEDIR)/pbs2to3 $(DESTDIR)$(SBINDIR)/
+ 	install -dm755 $(DESTDIR)$(LIBEXECDIR)/proxmox-backup
+ 	install -dm755 $(DESTDIR)$(LIBEXECDIR)/proxmox-backup/file-restore
  	$(foreach i,$(RESTORE_BIN), \
  	    install -m755 $(COMPILEDIR)/$(i) $(DESTDIR)$(LIBEXECDIR)/proxmox-backup/file-restore/ ;)
  	# install sg-tape-cmd as setuid binary
@@ -206,10 +200,10 @@ index 1ebd7460..c72dcd50 100755
  override_dh_fixperms:
  	dh_fixperms --exclude sg-tape-cmd
 diff --git a/docs/Makefile b/docs/Makefile
-index b06badff..32b51556 100644
+index 0d0963f3..32b51556 100644
 --- a/docs/Makefile
 +++ b/docs/Makefile
-@@ -1,48 +1,15 @@
+@@ -1,49 +1,15 @@
  include ../defines.mk
  
  GENERATED_SYNOPSIS := 						\
@@ -243,7 +237,8 @@ index b06badff..32b51556 100644
 -	proxmox-backup-client.1		\
 -	proxmox-backup-manager.1	\
 -	proxmox-file-restore.1		\
--	proxmox-backup-debug.1
+-	proxmox-backup-debug.1		\
+-	pbs2to3.1			\
 -
 -MAN5_PAGES :=				\
 -	media-pool.cfg.5		\