diff --git a/src/kernel/item.c b/src/kernel/item.c
index e484e6c35..190e461f2 100644
--- a/src/kernel/item.c
+++ b/src/kernel/item.c
@@ -568,11 +568,15 @@ struct order *ord)
 {
     if (d == NULL) {
         int use = use_pooled(s, item2resource(itype), GET_SLACK, n);
-        if (use < n)
+        region *r = s->region;
+        if (use < n) {
             use +=
             use_pooled(s, item2resource(itype), GET_RESERVE | GET_POOLED_SLACK,
             n - use);
-        rsethorses(s->region, rhorses(s->region) + use);
+        }
+        if (r->land) {
+            rsethorses(r, rhorses(r) + use);
+        }
         return 0;
     }
     return -1;                    /* use the mechanism */
@@ -584,12 +588,14 @@ struct order *ord)
 {
     if (d == NULL) {
         int use = use_pooled(s, item2resource(itype), GET_SLACK, n);
-        if (use < n)
+        region *r = s->region;
+        if (use < n) {
             use +=
             use_pooled(s, item2resource(itype), GET_RESERVE | GET_POOLED_SLACK,
             n - use);
-        if (s->region->land) {
-            rsetmoney(s->region, rmoney(s->region) + use);
+        }
+        if (r->land) {
+            rsetmoney(r, rmoney(r) + use);
         }
         return 0;
     }
diff --git a/src/kernel/region.c b/src/kernel/region.c
index 5a58632e6..80a87552e 100644
--- a/src/kernel/region.c
+++ b/src/kernel/region.c
@@ -633,8 +633,9 @@ int rhorses(const region * r)
 
 void rsetmoney(region * r, int value)
 {
+    assert(r->land || value==0);
+    assert(value >= 0);
     if (r->land) {
-        assert(value >= 0);
         r->land->money = value;
     }
 }
@@ -646,8 +647,9 @@ int rherbs(const struct region *r)
 
 void rsetherbs(const struct region *r, int value)
 {
+    assert(r->land || value==0);
+    assert(value >= 0);
     if (r->land) {
-        assert(value >= 0);
         r->land->herbs = (short)(value);
     }
 }
diff --git a/src/laws.c b/src/laws.c
index 30bcbf096..5c2bddd55 100755
--- a/src/laws.c
+++ b/src/laws.c
@@ -721,9 +721,13 @@ void immigration(void)
                     break;
                 }
             }
-            if (badunit == 0) {
-                peasants += (int)(rng_double() * (income + 1));
-                rsetpeasants(r, peasants);
+            if (badunit == 0)
+            {
+                int x = wage(r, NULL, NULL, turn) - 9;
+                if (x>0) {
+                    peasants += (int)(rng_double()*x);
+                    rsetpeasants(r, peasants);
+                }
             }
         }
     }