diff --git a/src/kernel/faction.test.c b/src/kernel/faction.test.c
index ecd0df2ab..0d7e7b877 100644
--- a/src/kernel/faction.test.c
+++ b/src/kernel/faction.test.c
@@ -191,10 +191,30 @@ static void test_set_origin_bug(CuTest *tc) {
     test_cleanup();
 }
 
+static void test_deadhash(CuTest *tc) {
+    faction *f;
+    int no;
+
+    test_setup();
+    f = test_create_faction(0);
+    no = f->no;
+    CuAssertPtrEquals(tc, f, findfaction(no));
+    CuAssertPtrEquals(tc, NULL, dfindhash(42));
+    dhash(41, f);
+    dhash(42, f);
+    assert(f == factions);
+    destroyfaction(&factions);
+    CuAssertPtrEquals(tc, 0, findfaction(no));
+    CuAssertPtrEquals(tc, f, dfindhash(42));
+    CuAssertPtrEquals(tc, f, dfindhash(41));
+    test_cleanup();
+}
+
 CuSuite *get_faction_suite(void)
 {
     CuSuite *suite = CuSuiteNew();
     SUITE_ADD_TEST(suite, test_addfaction);
+    SUITE_ADD_TEST(suite, test_deadhash);
     SUITE_ADD_TEST(suite, test_remove_empty_factions);
     SUITE_ADD_TEST(suite, test_destroyfaction_allies);
     SUITE_ADD_TEST(suite, test_remove_empty_factions_alliance);