diff --git a/Minecraft.World/Entities/Entity.cpp b/Minecraft.World/Entities/Entity.cpp
index 216e49beb..007d82209 100644
--- a/Minecraft.World/Entities/Entity.cpp
+++ b/Minecraft.World/Entities/Entity.cpp
@@ -885,8 +885,8 @@ void Entity::move(double xa, double ya, double za,
     checkInsideTiles();
 
     bool water = isInWaterOrRain();
-    const AABB& shrunk = bb.shrink(0.001, 0.001, 0.001);
-    if (level->containsFireTile(&bb)) {
+    AABB shrunk = bb.shrink(0.001, 0.001, 0.001);
+    if (level->containsFireTile(&shrunk)) {
         burn(1);
         if (!water) {
             onFire++;
diff --git a/Minecraft.World/Entities/Mobs/Ghast.cpp b/Minecraft.World/Entities/Mobs/Ghast.cpp
index e6a36730c..7808df292 100644
--- a/Minecraft.World/Entities/Mobs/Ghast.cpp
+++ b/Minecraft.World/Entities/Mobs/Ghast.cpp
@@ -169,10 +169,11 @@ bool Ghast::canReach(double xt, double yt, double zt, double dist) {
     double xd = (xTarget - x) / dist;
     double yd = (yTarget - y) / dist;
     double zd = (zTarget - z) / dist;
+    AABB probe = bb;
 
     for (int d = 1; d < dist; d++) {
-        bb.move(xd, yd, zd);
-        if (!level->getCubes(shared_from_this(), &bb)->empty()) return false;
+        probe = probe.move(xd, yd, zd);
+        if (!level->getCubes(shared_from_this(), &probe)->empty()) return false;
     }
 
     return true;