diff --git a/src/main/resources/data/dimdoors/advancements/dimdoors/darklight.json b/src/main/resources/data/dimdoors/advancements/dimdoors/darklight.json
index feef6871..ecd5190d 100644
--- a/src/main/resources/data/dimdoors/advancements/dimdoors/darklight.json
+++ b/src/main/resources/data/dimdoors/advancements/dimdoors/darklight.json
@@ -22,7 +22,7 @@
       "conditions": {
         "items": [
           {
-            "tag": "dimdoors:fabric"
+            "tag": ["dimdoors:fabric"]
           }
         ]
       }
@@ -33,4 +33,4 @@
       "get_fabric"
     ]
   ]
-}
\ No newline at end of file
+}
diff --git a/src/main/resources/data/dimdoors/advancements/dimdoors/root.json b/src/main/resources/data/dimdoors/advancements/dimdoors/root.json
index 16ebf4e9..49a13cee 100644
--- a/src/main/resources/data/dimdoors/advancements/dimdoors/root.json
+++ b/src/main/resources/data/dimdoors/advancements/dimdoors/root.json
@@ -22,7 +22,7 @@
       "conditions": {
         "items": [
           {
-            "item": "minecraft:ender_pearl"
+            "items": ["minecraft:ender_pearl"]
           }
         ]
       }
@@ -33,4 +33,4 @@
       "inventory_changed"
     ]
   ]
-}
\ No newline at end of file
+}
diff --git a/src/main/resources/data/dimdoors/advancements/dimdoors/string_theory.json b/src/main/resources/data/dimdoors/advancements/dimdoors/string_theory.json
index 706e2640..ff503b2e 100644
--- a/src/main/resources/data/dimdoors/advancements/dimdoors/string_theory.json
+++ b/src/main/resources/data/dimdoors/advancements/dimdoors/string_theory.json
@@ -22,7 +22,7 @@
       "conditions": {
         "items": [
           {
-            "item": "dimdoors:world_thread"
+            "items": ["dimdoors:world_thread"]
           }
         ]
       }
@@ -33,4 +33,4 @@
       "inventory_changed"
     ]
   ]
-}
\ No newline at end of file
+}
diff --git a/src/main/resources/data/dimdoors/advancements/dimdoors/world_unfurled.json b/src/main/resources/data/dimdoors/advancements/dimdoors/world_unfurled.json
index e6ec614c..5db0f660 100644
--- a/src/main/resources/data/dimdoors/advancements/dimdoors/world_unfurled.json
+++ b/src/main/resources/data/dimdoors/advancements/dimdoors/world_unfurled.json
@@ -22,7 +22,7 @@
       "conditions": {
         "items": [
           {
-            "item": "dimdoors:unravelled_fabric"
+            "items": ["dimdoors:unravelled_fabric"]
           }
         ]
       }
@@ -33,4 +33,4 @@
       "get_fabric"
     ]
   ]
-}
\ No newline at end of file
+}