diff --git a/res/core/messages.xml b/res/core/messages.xml
index 084ffd20a..43939b2b4 100644
--- a/res/core/messages.xml
+++ b/res/core/messages.xml
@@ -6425,7 +6425,7 @@
       <arg name="region" type="region"/>
       <arg name="command" type="order"/>
     </type>
-    <text locale="de">"$unit($unit) in $region($region): '$order($command)' - Die Einheit hat soetwas nicht."</text>
+    <text locale="de">"$unit($unit) in $region($region): '$order($command)' - Die Einheit hat so etwas nicht."</text>
     <text locale="en">"$unit($unit) in $region($region): '$order($command)' - The unit does not have this."</text>
   </message>
   <message name="error42" section="errors">
diff --git a/src/move.test.c b/src/move.test.c
index 4e2b5f41e..de515be16 100644
--- a/src/move.test.c
+++ b/src/move.test.c
@@ -215,6 +215,31 @@ static void test_walkingcapacity(CuTest *tc) {
     test_cleanup();
 }
 
+static void test_is_guarded(CuTest *tc) {
+    unit *u1, *u2;
+    region *r;
+    race *rc;
+
+    test_cleanup();
+    rc = rc_get_or_create("dragon");
+    rc->flags |= RCF_UNARMEDGUARD;
+    r = test_create_region(0, 0, 0);
+    u1 = test_create_unit(test_create_faction(0), r);
+    u2 = test_create_unit(test_create_faction(rc), r);
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_TRAVELTHRU));
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_PRODUCE));
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_TREES));
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_MINING));
+    guard(u2, GUARD_MINING | GUARD_PRODUCE);
+    CuAssertIntEquals(tc, GUARD_CREWS | GUARD_LANDING | GUARD_TRAVELTHRU | GUARD_TAX | GUARD_PRODUCE | GUARD_RECRUIT, guard_flags(u2));
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_TRAVELTHRU));
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_TREES));
+    CuAssertPtrEquals(tc, 0, is_guarded(r, u1, GUARD_MINING));
+    CuAssertPtrEquals(tc, u2, is_guarded(r, u1, GUARD_PRODUCE));
+
+    test_cleanup();
+}
+
 CuSuite *get_move_suite(void)
 {
     CuSuite *suite = CuSuiteNew();
@@ -226,5 +251,6 @@ CuSuite *get_move_suite(void)
     SUITE_ADD_TEST(suite, test_ship_has_harbormaster_contact);
     SUITE_ADD_TEST(suite, test_ship_has_harbormaster_ally);
     SUITE_ADD_TEST(suite, test_ship_has_harbormaster_same_faction);
+    SUITE_ADD_TEST(suite, test_is_guarded);
     return suite;
 }