diff --git a/package-managers/upgrades-installed-check b/package-managers/upgrades-installed-check
index b9b80a57..028d9633 100755
--- a/package-managers/upgrades-installed-check
+++ b/package-managers/upgrades-installed-check
@@ -32,8 +32,7 @@ elif [ -e /etc/debian_version ]; then
     set -e
     set -o pipefail
     if ! $skip_refresh; then
-        # shellcheck disable=SC2034
-        apt_get_update_output="$(apt-get -q update 2>&1 | tee /proc/self/fd/2)"
+        apt-get -q update >&2
     fi
     apt_get_upgrade_output="$(LANG="C" apt-get -s upgrade 2>&1)"
     exit_code="$?"