diff --git a/src/main/java/mod/chiselsandbits/chiseledblock/TileEntityBlockChiseled.java b/src/main/java/mod/chiselsandbits/chiseledblock/TileEntityBlockChiseled.java
index 36433191..dec87c43 100644
--- a/src/main/java/mod/chiselsandbits/chiseledblock/TileEntityBlockChiseled.java
+++ b/src/main/java/mod/chiselsandbits/chiseledblock/TileEntityBlockChiseled.java
@@ -798,9 +798,20 @@ public boolean isSideSolid(
 		return ( sideState & 1 << side.ordinal() ) != 0;
 	}
 
-	@SideOnly( Side.CLIENT )
 	public boolean isSideOpaque(
 			final EnumFacing side )
+	{
+		if ( this.getWorld().isRemote )
+		{
+			return isInnerSideOpaque( side );
+		}
+
+		return false;
+	}
+
+	@SideOnly( Side.CLIENT )
+	public boolean isInnerSideOpaque(
+			final EnumFacing side )
 	{
 		final VoxelNeighborRenderTracker vns = state != null ? state.getValue( BlockChiseled.UProperty_VoxelNeighborState ) : null;
 		if ( vns != null && vns.isDynamic() )