diff --git a/src/common/gamecode/laws.c b/src/common/gamecode/laws.c
index 054aefd09..7ffdebd81 100644
--- a/src/common/gamecode/laws.c
+++ b/src/common/gamecode/laws.c
@@ -143,12 +143,6 @@ checkorders(void)
 }
 /* ------------------------------------------------------------- */
 
-static boolean
-is_monstrous(unit * u)
-{
-	return (boolean) (u->faction->no == MONSTER_FACTION || !playerrace(u->race));
-}
-
 static void
 get_food(region *r)
 {
diff --git a/src/common/kernel/eressea.c b/src/common/kernel/eressea.c
index b1254ca49..93486e78f 100644
--- a/src/common/kernel/eressea.c
+++ b/src/common/kernel/eressea.c
@@ -2579,7 +2579,11 @@ int
 lifestyle(const unit * u)
 {
 	static plane * astralspace = NULL;
-	int need = u->number * u->race->maintenance;
+	int need;
+
+	if(is_monstrous(u)) return 0;
+
+	need = u->number * u->race->maintenance;
 
 	if (!astralspace) {
 		astralspace = getplanebyname("Astralraum");
diff --git a/src/common/kernel/unit.c b/src/common/kernel/unit.c
index 18ad842f3..4ec012f44 100644
--- a/src/common/kernel/unit.c
+++ b/src/common/kernel/unit.c
@@ -1048,3 +1048,10 @@ invisible(const unit *u)
 	return get_item(u, I_RING_OF_INVISIBILITY)
 		+ 100 * get_item(u, I_SPHERE_OF_INVISIBILITY);
 }
+
+boolean
+is_monstrous(const unit * u)
+{
+	return (boolean) (u->faction->no == MONSTER_FACTION || !playerrace(u->race));
+}
+
diff --git a/src/common/kernel/unit.h b/src/common/kernel/unit.h
index 2b47c93c7..dbe45e0c8 100644
--- a/src/common/kernel/unit.h
+++ b/src/common/kernel/unit.h
@@ -154,4 +154,6 @@ extern boolean learn_skill(struct unit * u, skill_t sk, double chance);
 
 extern int invisible(const unit *u);
 
+extern boolean is_monstrous(const unit * u);
+
 #endif