diff --git a/gradle.properties b/gradle.properties
index bbeaf635..18cd871a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,9 +4,9 @@ org.gradle.jvmargs=-Xmx1G
 # Fabric Properties
 	# check these on https://fabricmc.net/use
     # or better: https://modmuss50.me/fabric.html
-	minecraft_version=1.14.2 Pre-Release 3
-	yarn_mappings=1.14.2 Pre-Release 3+build.3
-	loader_version=0.4.7+build.153
+	minecraft_version=1.14.2 Pre-Release 4
+	yarn_mappings=1.14.2 Pre-Release 4+build.1
+	loader_version=0.4.8+build.154
 
 # Mod Properties
 	mod_version = 1.0.0
diff --git a/src/main/java/carpet/mixins/StructureFeatureMixin.java b/src/main/java/carpet/mixins/StructureFeatureMixin.java
index c6ae02ad..cac476f4 100644
--- a/src/main/java/carpet/mixins/StructureFeatureMixin.java
+++ b/src/main/java/carpet/mixins/StructureFeatureMixin.java
@@ -1,10 +1,7 @@
 package carpet.mixins;
 
-import carpet.CarpetServer;
 import carpet.CarpetSettings;
 import carpet.fakes.StructureFeatureInterface;
-import it.unimi.dsi.fastutil.longs.Long2ObjectMap;
-import it.unimi.dsi.fastutil.longs.LongOpenHashSet;
 import net.minecraft.server.world.ServerWorld;
 import net.minecraft.structure.StructureStart;
 import net.minecraft.util.math.BlockPos;