diff --git a/src/main/java/org/embeddedt/modernfix/blockstate/BlockStateCacheHandler.java b/src/main/java/org/embeddedt/modernfix/blockstate/BlockStateCacheHandler.java
index f1884e4a..1c6c83c0 100644
--- a/src/main/java/org/embeddedt/modernfix/blockstate/BlockStateCacheHandler.java
+++ b/src/main/java/org/embeddedt/modernfix/blockstate/BlockStateCacheHandler.java
@@ -26,7 +26,7 @@ public class BlockStateCacheHandler {
     }
 
     public static void rebuildParallel(boolean force) {
-        synchronized (BlockBehaviour.BlockStateBase.Cache.class) {
+        synchronized (BlockBehaviour.BlockStateBase.class) {
             for (BlockState blockState : Block.BLOCK_STATE_REGISTRY) {
                 ((IBlockState)blockState).clearCache();
             }
diff --git a/src/main/java/org/embeddedt/modernfix/mixin/perf/reduce_blockstate_cache_rebuilds/BlockStateBaseMixin.java b/src/main/java/org/embeddedt/modernfix/mixin/perf/reduce_blockstate_cache_rebuilds/BlockStateBaseMixin.java
index 38ea9532..8d76abbb 100644
--- a/src/main/java/org/embeddedt/modernfix/mixin/perf/reduce_blockstate_cache_rebuilds/BlockStateBaseMixin.java
+++ b/src/main/java/org/embeddedt/modernfix/mixin/perf/reduce_blockstate_cache_rebuilds/BlockStateBaseMixin.java
@@ -37,7 +37,7 @@ public abstract class BlockStateBaseMixin implements IBlockState {
     private BlockBehaviour.BlockStateBase.Cache initCacheIfNeeded(BlockBehaviour.BlockStateBase base) {
         if(cacheInvalid) {
             // Ensure that only one block's cache is built at a time
-            synchronized (BlockBehaviour.BlockStateBase.Cache.class) {
+            synchronized (BlockBehaviour.BlockStateBase.class) {
                 if(cacheInvalid) {
                     // Ensure that if we end up in here recursively, we just use the original cache
                     if(!buildingCache) {