diff --git a/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataBase.java b/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataBase.java
index 3206c8d28..7dd457998 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataBase.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataBase.java
@@ -132,8 +132,19 @@ public class MappingDataBase implements MappingData {
         return MappingDataLoader.INSTANCE.loadMappings(data, key);
     }
 
-    protected @Nullable FullMappings loadFullMappings(final CompoundTag data, final CompoundTag unmappedIdentifiers, final CompoundTag mappedIdentifiers, final String key) {
-        return MappingDataLoader.INSTANCE.loadFullMappings(data, unmappedIdentifiers, mappedIdentifiers, key);
+    protected @Nullable FullMappings loadFullMappings(final CompoundTag data, final CompoundTag unmappedIdentifiersTag, final CompoundTag mappedIdentifiersTag, final String key) {
+        if (!unmappedIdentifiersTag.contains(key) || !mappedIdentifiersTag.contains(key)) {
+            return null;
+        }
+
+        final List<String> unmappedIdentifiers = identifiersFromGlobalIds(unmappedIdentifiersTag, key);
+        final List<String> mappedIdentifiers = identifiersFromGlobalIds(mappedIdentifiersTag, key);
+        Mappings mappings = loadBiMappings(data, key); // Load as bi-mappings to keep the inverse cached
+        if (mappings == null) {
+            mappings = new IdentityMappings(unmappedIdentifiers.size(), mappedIdentifiers.size());
+        }
+
+        return new FullMappingsBase(unmappedIdentifiers, mappedIdentifiers, mappings);
     }
 
     protected @Nullable BiMappings loadBiMappings(final CompoundTag data, final String key) {
diff --git a/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataLoader.java b/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataLoader.java
index 18edebf5d..75ee0a1fc 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataLoader.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/data/MappingDataLoader.java
@@ -53,7 +53,6 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.logging.Logger;
-import java.util.stream.Collectors;
 import org.checkerframework.checker.nullness.qual.Nullable;
 
 public class MappingDataLoader {
@@ -276,21 +275,6 @@ public class MappingDataLoader {
         return mappingsSupplier.create(mappings, mappedSizeTag.asInt());
     }
 
-    public FullMappings loadFullMappings(final CompoundTag mappingsTag, final CompoundTag unmappedIdentifiersTag, final CompoundTag mappedIdentifiersTag, final String key) {
-        if (!unmappedIdentifiersTag.contains(key) || !mappedIdentifiersTag.contains(key)) {
-            return null;
-        }
-
-        final List<String> unmappedIdentifiers = identifiersFromGlobalIds(unmappedIdentifiersTag, key);
-        final List<String> mappedIdentifiers = identifiersFromGlobalIds(mappedIdentifiersTag, key);
-        Mappings mappings = loadMappings(mappingsTag, key);
-        if (mappings == null) {
-            mappings = new IdentityMappings(unmappedIdentifiers.size(), mappedIdentifiers.size());
-        }
-
-        return new FullMappingsBase(unmappedIdentifiers, mappedIdentifiers, mappings);
-    }
-
     public @Nullable List<String> identifiersFromGlobalIds(final CompoundTag mappingsTag, final String key) {
         final Mappings mappings = loadMappings(mappingsTag, key);
         if (mappings == null) {