diff --git a/src/program/lwaftr/tests/propbased/selftest.sh b/src/program/lwaftr/tests/propbased/selftest.sh
index c4e480cf9a..4db3effe54 100755
--- a/src/program/lwaftr/tests/propbased/selftest.sh
+++ b/src/program/lwaftr/tests/propbased/selftest.sh
@@ -6,6 +6,9 @@ SKIPPED_CODE=43
 
 if [ -z $SNABB_PCI0 ]; then exit $SKIPPED_CODE; fi
 
+# FIXME: Once these tests are passing reliably again, remove this.
+if [ -z $SNABB_ENABLE_FLAKY_TESTS ]; then exit $SKIPPED_CODE; fi
+
 ./snabb lwaftr quickcheck program.lwaftr.tests.propbased.prop_nocrash $SNABB_PCI0
 ./snabb lwaftr quickcheck program.lwaftr.tests.propbased.prop_nocrash_state $SNABB_PCI0
 ./snabb lwaftr quickcheck program.lwaftr.tests.propbased.prop_sameval $SNABB_PCI0