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--- ubuntu:aptitude:hold_a_package [2023/06/18 16:03] – created peter
+++ ubuntu:aptitude:hold_a_package [2023/06/18 16:07] (current) – peter
@@ Line 23: / Line 23: @@
 sudo aptitude unhold [package name]
 sudo aptitude unhold nginx
+</code>
+----
+===== Forbid a package from being upgraded to a particular version, while allowing automatic upgrades to future versions =====
+This is useful for example to avoid a known broken version of a package such as grub:
+<code bash>
+sudo aptitude forbid-version {pkg}={version}
+sudo aptitude forbid-version bash=5.0-6ubuntu1.1
+</code>
+When you try to upgrade package using the aptitude command you will see message:
+<code bash>
+sudo aptitude upgrade
+</code>
+The following packages will be upgraded:
+<code>
+  libcomerr2 libx11-data
+packages upgraded, 0 newly installed, 0 to remove and 1 not upgraded.
+....
 </code>