diff --git a/makeDebRelease.sh b/makeDebRelease.sh
index 7e02735517..818ae531ab 100755
--- a/makeDebRelease.sh
+++ b/makeDebRelease.sh
@@ -16,10 +16,11 @@ name=hopsan
 devversion=2.19.1
 
 # Pbuilder dists and archs
-debianDistArchArray=( buster:amd64:qt5py3_buster   buster:i386:qt5py3_buster \
+debianDistArchArray=( bullseye:amd64:bullseye      bullseye:i386:bullseye
+                      buster:amd64:qt5py3_buster   buster:i386:qt5py3_buster
                       stretch:amd64:qt5py27        stretch:i386:qt5py27 )
-ubuntuDistArchArray=( impish:amd64:hirsute
-                      hirsute:amd64:hirsute
+ubuntuDistArchArray=( impish:amd64:bullseye
+                      hirsute:amd64:bullseye
                       focal:amd64:focal
                       bionic:amd64:qt5py3_1        bionic:i386:qt5py3_1 )
 
diff --git a/packaging/deb/hirsute/debian/README b/packaging/deb/bullseye/debian/README
similarity index 100%
rename from packaging/deb/hirsute/debian/README
rename to packaging/deb/bullseye/debian/README
diff --git a/packaging/deb/hirsute/debian/README.source b/packaging/deb/bullseye/debian/README.source
similarity index 100%
rename from packaging/deb/hirsute/debian/README.source
rename to packaging/deb/bullseye/debian/README.source
diff --git a/packaging/deb/hirsute/debian/changelog b/packaging/deb/bullseye/debian/changelog
similarity index 100%
rename from packaging/deb/hirsute/debian/changelog
rename to packaging/deb/bullseye/debian/changelog
diff --git a/packaging/deb/hirsute/debian/compat b/packaging/deb/bullseye/debian/compat
similarity index 100%
rename from packaging/deb/hirsute/debian/compat
rename to packaging/deb/bullseye/debian/compat
diff --git a/packaging/deb/hirsute/debian/control b/packaging/deb/bullseye/debian/control
similarity index 100%
rename from packaging/deb/hirsute/debian/control
rename to packaging/deb/bullseye/debian/control
diff --git a/packaging/deb/hirsute/debian/copyright b/packaging/deb/bullseye/debian/copyright
similarity index 100%
rename from packaging/deb/hirsute/debian/copyright
rename to packaging/deb/bullseye/debian/copyright
diff --git a/packaging/deb/hirsute/debian/docs b/packaging/deb/bullseye/debian/docs
similarity index 100%
rename from packaging/deb/hirsute/debian/docs
rename to packaging/deb/bullseye/debian/docs
diff --git a/packaging/deb/hirsute/debian/postinst b/packaging/deb/bullseye/debian/postinst
similarity index 100%
rename from packaging/deb/hirsute/debian/postinst
rename to packaging/deb/bullseye/debian/postinst
diff --git a/packaging/deb/hirsute/debian/postrm b/packaging/deb/bullseye/debian/postrm
similarity index 100%
rename from packaging/deb/hirsute/debian/postrm
rename to packaging/deb/bullseye/debian/postrm
diff --git a/packaging/deb/hirsute/debian/rules b/packaging/deb/bullseye/debian/rules
similarity index 100%
rename from packaging/deb/hirsute/debian/rules
rename to packaging/deb/bullseye/debian/rules
diff --git a/packaging/deb/hirsute/debian/source/format b/packaging/deb/bullseye/debian/source/format
similarity index 100%
rename from packaging/deb/hirsute/debian/source/format
rename to packaging/deb/bullseye/debian/source/format