diff --git a/src/main/java/de/ellpeck/naturesaura/blocks/tiles/TileEntityNatureAltar.java b/src/main/java/de/ellpeck/naturesaura/blocks/tiles/TileEntityNatureAltar.java
index 54b6f517..296711e3 100644
--- a/src/main/java/de/ellpeck/naturesaura/blocks/tiles/TileEntityNatureAltar.java
+++ b/src/main/java/de/ellpeck/naturesaura/blocks/tiles/TileEntityNatureAltar.java
@@ -22,6 +22,8 @@ import net.minecraft.util.ITickable;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.SoundCategory;
 import net.minecraft.util.math.BlockPos;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
 import net.minecraftforge.items.IItemHandlerModifiable;
 import net.minecraftforge.items.ItemStackHandler;
 
@@ -49,6 +51,9 @@ public class TileEntityNatureAltar extends TileEntityImpl implements ITickable {
         }
     };
 
+    @SideOnly(Side.CLIENT)
+    public int bobTimer;
+
     private final BasicAuraContainer container = new BasicAuraContainer(AuraType.OVERWORLD, 5000);
     public boolean structureFine;
 
@@ -170,6 +175,8 @@ public class TileEntityNatureAltar extends TileEntityImpl implements ITickable {
 
                 }
             }
+
+            this.bobTimer++;
         }
     }
 
diff --git a/src/main/java/de/ellpeck/naturesaura/blocks/tiles/render/RenderNatureAltar.java b/src/main/java/de/ellpeck/naturesaura/blocks/tiles/render/RenderNatureAltar.java
index 8da95160..3ecf4e77 100644
--- a/src/main/java/de/ellpeck/naturesaura/blocks/tiles/render/RenderNatureAltar.java
+++ b/src/main/java/de/ellpeck/naturesaura/blocks/tiles/render/RenderNatureAltar.java
@@ -13,7 +13,7 @@ public class RenderNatureAltar extends TileEntitySpecialRenderer<TileEntityNatur
         ItemStack stack = tile.items.getStackInSlot(0);
         if (!stack.isEmpty()) {
             GlStateManager.pushMatrix();
-            float time = tile.getWorld().getTotalWorldTime() + partialTicks;
+            float time = tile.bobTimer + partialTicks;
             float bob = (float) Math.sin(time / 10F) * 0.1F;
             GlStateManager.translate(x + 0.5F, y + 1.2F + bob, z + 0.5F);
             GlStateManager.rotate((time * 3) % 360, 0F, 1F, 0F);