diff --git a/src/reports.c b/src/reports.c
index 547351824..55ecdafdd 100644
--- a/src/reports.c
+++ b/src/reports.c
@@ -2371,7 +2371,7 @@ bool visible_unit(const unit *u, const faction *f, int stealthmod, seen_mode mod
     else {
         if (stealthmod > INT_MIN) {
             if (mode == seen_lighthouse) {
-                return u_race(u)->weight > 10000;
+                return u_race(u)->weight >= 5000;
             } else if (mode > seen_travel || u->building || u->ship || is_guard(u)) {
                 return cansee(f, u->region, u, stealthmod);
             }
diff --git a/src/reports.test.c b/src/reports.test.c
index 50dc08704..bcf644ebc 100644
--- a/src/reports.test.c
+++ b/src/reports.test.c
@@ -871,7 +871,7 @@ static void test_visible_unit(CuTest *tc) {
     CuAssertTrue(tc, !visible_unit(u, f, 0, seen_lighthouse_land));
 
     CuAssertTrue(tc, !visible_unit(u, f, -2, seen_lighthouse));
-    rc->weight = 11000;
+    rc->weight = 5000;
     CuAssertTrue(tc, visible_unit(u, f, -2, seen_lighthouse));
 
     u->ship = sh = test_create_ship(u->region, NULL);