diff --git a/debian/qubes-core-agent.install b/debian/qubes-core-agent.install
index 5305f1ae..e801dfef 100644
--- a/debian/qubes-core-agent.install
+++ b/debian/qubes-core-agent.install
@@ -177,8 +177,10 @@ usr/share/glib-2.0/schemas/*
 usr/share/kde4/services/*.desktop
 usr/share/keyrings/qubes-archive-keyring.gpg
 usr/share/keyrings/qubes-archive-keyring-4.2.gpg
+usr/share/keyrings/qubes-archive-keyring-4.3.gpg
 usr/share/keyrings/qubes-ubuntu-archive-keyring.gpg
 usr/share/keyrings/qubes-ubuntu-archive-keyring-4.2.gpg
+usr/share/keyrings/qubes-ubuntu-archive-keyring-4.3.gpg
 usr/share/kservices5/ServiceMenus/*.desktop
 usr/share/applications/*.desktop
 usr/share/applications/defaults.list
diff --git a/package-managers/Makefile b/package-managers/Makefile
index 356ef182..39ad1149 100644
--- a/package-managers/Makefile
+++ b/package-managers/Makefile
@@ -64,10 +64,14 @@ else
 endif
 	install -D -m 0644 apt-qubes-archive-keyring-4.2.gpg \
 		$(DESTDIR)/usr/share/keyrings/qubes-archive-keyring-4.2.gpg
+	install -D -m 0644 apt-qubes-archive-keyring-4.3.gpg \
+		$(DESTDIR)/usr/share/keyrings/qubes-archive-keyring-4.3.gpg
 	ln -s qubes-archive-keyring-4.2.gpg \
 		$(DESTDIR)/usr/share/keyrings/qubes-archive-keyring.gpg
 	install -D -m 0644 apt-qubes-ubuntu-archive-keyring-4.2.gpg \
 		$(DESTDIR)/usr/share/keyrings/qubes-ubuntu-archive-keyring-4.2.gpg
+	install -D -m 0644 apt-qubes-ubuntu-archive-keyring-4.3.gpg \
+		$(DESTDIR)/usr/share/keyrings/qubes-ubuntu-archive-keyring-4.3.gpg
 	ln -s qubes-ubuntu-archive-keyring-4.2.gpg \
 		$(DESTDIR)/usr/share/keyrings/qubes-ubuntu-archive-keyring.gpg
 	install -D -m 0644 apt-conf-00notify-hook \
diff --git a/package-managers/RPM-GPG-KEY-qubes-4.3-primary b/package-managers/RPM-GPG-KEY-qubes-4.3-primary
new file mode 100644
index 00000000..bb2eb28f
--- /dev/null
+++ b/package-managers/RPM-GPG-KEY-qubes-4.3-primary
@@ -0,0 +1,40 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+
+mQINBGYW9ycBEAC6Kh7zwRFYA2Mm6QAtHDvF0ZtOQwb++jQrfWi99cvgWPbItxjX
+XV0dfc5tJJE0Bi81fdp3MZy8poYDHqTQtqtYA2wKqdvGu2F19qgtCKKOtd0npSa5
+lBSGm8HguRz5jaBNZqrem9waA8++0odeOUshYU6mCmgKNcmgroTd9lTOhgAOnThp
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+TG4SNMkal1wJWNhRA6dATOjapJejsipDClPGfgzsVEQoDL8TQ/FPII6YjfD3jtcH
+bzmru0bcXCKFyqoVJdfWbUWihlZeXeZ8Imql21Ct+c5bOVVhdtNgy71ceirN8nO8
+C9o8joKQbcWgNDdPkv5gm1x+lUuJz57jepXk/y88J/bi8km9aP1lu7PVIgWXBehk
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+3foaPjaHlJRv1Q//SLh6IulPcm4iOZQuX+zX3MGFScqUTAD24BuUFur3d/S8lFHE
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+ojx28CrE3/oVYQcDs2SRzKFWW+EhKhEWpvPnRUaaxQixXJPUqUEMw9BmWkfNlyn8
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+Tp5Ij7pxdtqNcqUOf6P/3fEpod1tQtahWsqqmOWegE8X/3C4vZXHV60Q+CFTIywI
+/c4pBHByj/CvlxJ19B3GnYQiHTShF2RyjUH5jGXJddYUFUejhxsaAmJPWHc=
+=ZQg0
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/package-managers/apt-qubes-archive-keyring-4.3.gpg b/package-managers/apt-qubes-archive-keyring-4.3.gpg
new file mode 100644
index 00000000..4c54e73b
Binary files /dev/null and b/package-managers/apt-qubes-archive-keyring-4.3.gpg differ
diff --git a/package-managers/apt-qubes-ubuntu-archive-keyring-4.3.gpg b/package-managers/apt-qubes-ubuntu-archive-keyring-4.3.gpg
new file mode 100644
index 00000000..d433c39d
Binary files /dev/null and b/package-managers/apt-qubes-ubuntu-archive-keyring-4.3.gpg differ