diff --git a/src/main/java/dan200/computercraft/shared/peripheral/monitor/BlockMonitor.java b/src/main/java/dan200/computercraft/shared/peripheral/monitor/BlockMonitor.java
index 50d61c5e2..2ea865c2c 100644
--- a/src/main/java/dan200/computercraft/shared/peripheral/monitor/BlockMonitor.java
+++ b/src/main/java/dan200/computercraft/shared/peripheral/monitor/BlockMonitor.java
@@ -55,7 +55,7 @@ public BlockRenderLayer getRenderLayer()
 
     @Override
     @Deprecated
-    public boolean isSolid( BlockState p_200124_1_ )
+    public boolean isSolid( BlockState state )
     {
         // We override isSolid, as our overriding of getRenderLayer means that it would otherwise return false.
         return true;