diff --git a/.github/workflows/unit_tests.sh b/.github/workflows/unit_tests.sh
index a416396021..4c1b5332c7 100755
--- a/.github/workflows/unit_tests.sh
+++ b/.github/workflows/unit_tests.sh
@@ -58,6 +58,11 @@ for phase in "${PHASES[@]}"; do
             # part of test-execute gets skipped, since it can't run systemd-executor
             chmod o+x /home/runner
             capsh --drop=all -- -c "stat $PWD/meson.build"
+            # (Re)set the current oom-{score-}adj. For some reason a user on GH actions is able to _decrease_
+            # its oom-score even after dropping all capabilities (including CAP_SYS_RESOURCE), until the
+            # score is explicitly changed after sudo. No idea what's going on, but it breaks
+            # exec-oomscoreadjust-negative.service from test-execute when running unprivileged.
+            choom -p $$ -n 0
             ;;
         RUN|RUN_GCC|RUN_CLANG|RUN_CLANG_RELEASE)
             if [[ "$phase" =~ ^RUN_CLANG ]]; then