diff --git a/coreSubProjects b/coreSubProjects
index 962f523af..adc3f15c9 160000
--- a/coreSubProjects
+++ b/coreSubProjects
@@ -1 +1 @@
-Subproject commit 962f523af9eba5b5cc67fffa91320ee394291d0b
+Subproject commit adc3f15c97b2b23a777c91c2fa63ac32869c44c1
diff --git a/fabric/src/main/java/com/seibel/distanthorizons/fabric/mixins/server/MixinChunkMap.java b/fabric/src/main/java/com/seibel/distanthorizons/fabric/mixins/server/MixinChunkMap.java
index 8544ed05e..617a8aaf0 100644
--- a/fabric/src/main/java/com/seibel/distanthorizons/fabric/mixins/server/MixinChunkMap.java
+++ b/fabric/src/main/java/com/seibel/distanthorizons/fabric/mixins/server/MixinChunkMap.java
@@ -37,7 +37,7 @@ public class MixinChunkMap
 		
 		// MC has a tendency to try saving incomplete or corrupted chunks (which show up as empty or black chunks)
 		// this logic should prevent that from happening
-		#if MC_1_16_5 || MC_1_17_1
+		#if MC_VER == MC_1_16_5 || MC_VER == MC_1_17_1
 		if (chunk.isUnsaved() || chunk.getUpgradeData() != null || !chunk.isLightCorrect())
 		{
 			return;