diff --git a/site/tutorials/forge-modding-1102/tile-entities-inventory-gui.md b/site/tutorials/forge-modding-1102/tile-entities-inventory-gui.md
index d7f13fa..eda9a12 100644
--- a/site/tutorials/forge-modding-1102/tile-entities-inventory-gui.md
+++ b/site/tutorials/forge-modding-1102/tile-entities-inventory-gui.md
@@ -3,7 +3,7 @@ metadata.title = "Tile Entities with Inventory GUI"
 metadata.date = "2017-03-29 18:58:42 -0400"
 metadata.series = "forge-modding-1102"
 metadata.seriesName = "Forge Mods for 1.10.2"
-metadata.permalink = "/tutorials/forge-modding-1102/tile-entities-inventory-gui/"
+metadata.slug = "tile-entities-inventory-gui"
 ```
 
 Now that we've got the inventory for our tile entity working, let's add a GUI so people can easily see what's inside of it.
diff --git a/site/tutorials/forge-modding-1102/tile-entities-inventory.md b/site/tutorials/forge-modding-1102/tile-entities-inventory.md
index 6ee66e6..54efd4b 100644
--- a/site/tutorials/forge-modding-1102/tile-entities-inventory.md
+++ b/site/tutorials/forge-modding-1102/tile-entities-inventory.md
@@ -3,7 +3,7 @@ metadata.title = "Tile Entities with Inventory"
 metadata.date = "2016-11-27 13:07:42 -0400"
 metadata.series = "forge-modding-1102"
 metadata.seriesName = "Forge Mods for 1.10.2"
-metadata.permalink = "/tutorials/forge-modding-1102/tile-entities-inventory/"
+metadata.slug = "tile-entities-inventory"
 ```
 
 Now that we've learned the basics of making tile entities, let's make a more complicated one that has an inventory.
diff --git a/site/tutorials/forge-modding-1112/tile-entities-inventory-gui.md b/site/tutorials/forge-modding-1112/tile-entities-inventory-gui.md
index cf59c8d..9c6c972 100644
--- a/site/tutorials/forge-modding-1112/tile-entities-inventory-gui.md
+++ b/site/tutorials/forge-modding-1112/tile-entities-inventory-gui.md
@@ -3,7 +3,7 @@ metadata.title = "Tile Entities with Inventory GUI"
 metadata.date = "2017-03-29 18:58:42 -0400"
 metadata.series = "forge-modding-1112"
 metadata.seriesName = "Forge Mods for 1.11.2"
-metadata.permalink = "/tutorials/forge-modding-1112/tile-entities-inventory-gui/"
+metadata.slug = "tile-entities-inventory-gui"
 ```
 
 
diff --git a/site/tutorials/forge-modding-1112/tile-entities-inventory.md b/site/tutorials/forge-modding-1112/tile-entities-inventory.md
index 53a196d..c832cde 100644
--- a/site/tutorials/forge-modding-1112/tile-entities-inventory.md
+++ b/site/tutorials/forge-modding-1112/tile-entities-inventory.md
@@ -3,7 +3,7 @@ metadata.title = "Tile Entities with Inventory"
 metadata.date = "2016-11-27 14:25:42 -0400"
 metadata.series = "forge-modding-1112"
 metadata.seriesName = "Forge Mods for 1.11.2"
-metadata.permalink = "/tutorials/forge-modding-1112/tile-entities-inventory/"
+metadata.slug = "tile-entities-inventory"
 ```
 
 Now that we've learned the basics of making tile entities, let's make a more complicated one that has an inventory.
diff --git a/site/tutorials/forge-modding-112/tile-entities-inventory-gui.md b/site/tutorials/forge-modding-112/tile-entities-inventory-gui.md
index b150f20..ab8b391 100644
--- a/site/tutorials/forge-modding-112/tile-entities-inventory-gui.md
+++ b/site/tutorials/forge-modding-112/tile-entities-inventory-gui.md
@@ -3,7 +3,7 @@ metadata.title = "Tile Entities with Inventory GUI"
 metadata.date = "2017-03-29 18:58:42 -0400"
 metadata.series = "forge-modding-112"
 metadata.seriesName = "Forge Mods for 1.12"
-metadata.permalink = "/tutorials/forge-modding-112/tile-entities-inventory-gui/"
+metadata.slug = "tile-entities-inventory-gui"
 ```
 
 Now that we've got the inventory for our tile entity working, let's add a GUI so people can easily see what's inside of it.
diff --git a/site/tutorials/forge-modding-112/tile-entities-inventory.md b/site/tutorials/forge-modding-112/tile-entities-inventory.md
index d8e73ff..660ef28 100644
--- a/site/tutorials/forge-modding-112/tile-entities-inventory.md
+++ b/site/tutorials/forge-modding-112/tile-entities-inventory.md
@@ -3,7 +3,7 @@ metadata.title = "Tile Entities with Inventory"
 metadata.date = "2016-11-27 14:25:42 -0400"
 metadata.series = "forge-modding-112"
 metadata.seriesName = "Forge Mods for 1.12"
-metadata.permalink = "/tutorials/forge-modding-112/tile-entities-inventory/"
+metadata.slug = "tile-entities-inventory"
 ```
 
 Now that we've learned the basics of making tile entities, let's make a more complicated one that has an inventory. We'll be modifying our existing Pedestal block so that it can actually store an item.