diff --git a/user/downloading-installing-upgrading/upgrade/4_2.md b/user/downloading-installing-upgrading/upgrade/4_2.md
index a80ff90d..058d481b 100644
--- a/user/downloading-installing-upgrading/upgrade/4_2.md
+++ b/user/downloading-installing-upgrading/upgrade/4_2.md
@@ -31,16 +31,27 @@ in-place:
 4. [Restore from your
    backup](/doc/how-to-back-up-restore-and-migrate/#restoring-from-a-backup) on
    your new 4.2 installation.
-5. In each old the old templates update the Qubes software sources from 4.1 to Qubes 4.2. Do this by opening a teminal in each of the imported templates and running the following commands:
+5. In each old the old templates update the Qubes software sources from 4.1 to Qubes 4.2.
+   > **Note**: If the templates were first installed on a version older than
+   > Qubes 4.1, you should reinstall them. For example, your first Qubes install
+   > was 4.0 and you've been upgrading to Qubes 4.2 via clean install ever since,
+   > then this affects you and you should instead use the templates that come
+   > preinstalled in 4.2.
+
+   If the above note does not apply, you should open a teminal in each of the
+   imported templates and running the following commands:
    - **Debian-based templates**:
      ```
-     sudo sed -i 's/r4.[01]/r4.2/g' /etc/apt/sources.list.d/qubes-r4.list
+     sudo sed -i 's/r4.1/r4.2/g' /etc/apt/sources.list.d/qubes-r4.list
      sudo sed -i 's|\[arch=amd64\]|\[arch=amd64 signed-by=/usr/share/keyrings/qubes-archive-keyring-4.2.gpg \]|g' /etc/apt/sources.list.d/qubes-r4.list
+     sudo apt update
+     sudo apt upgrade
      ```
-   - **Fedora-based templates**: 
+   - **Fedora-based templates**:
      ```
-     sudo sed -i 's/r4.[01]/r4.2/g' /etc/yum.repos.d/qubes-r4.repo
-     sudo sed -i 's/RPM-GPG-KEY-qubes-4\(\.1\)\{0,1\}-/RPM-GPG-KEY-qubes-4.2-/g' /etc/yum.repos.d/qubes-r4.repo
+     sudo sed -i 's/r4.1/r4.2/g' /etc/yum.repos.d/qubes-r4.repo
+     sudo sed -i 's/RPM-GPG-KEY-qubes-4.1-/RPM-GPG-KEY-qubes-4.2-/g' /etc/yum.repos.d/qubes-r4.repo
+     sudo dnf update
      ```
 
 ## In-place upgrade