diff --git a/common/src/main/java/com/seibel/distanthorizons/common/wrappers/worldGeneration/step/StepStructureStart.java b/common/src/main/java/com/seibel/distanthorizons/common/wrappers/worldGeneration/step/StepStructureStart.java
index 0cf652f66..2ec69d840 100644
--- a/common/src/main/java/com/seibel/distanthorizons/common/wrappers/worldGeneration/step/StepStructureStart.java
+++ b/common/src/main/java/com/seibel/distanthorizons/common/wrappers/worldGeneration/step/StepStructureStart.java
@@ -110,8 +110,6 @@ public final class StepStructureStart
 						tParams.structFeat, chunk, environment.params.structures);
 				#endif
 				
-				structurePlacementLock.unlock();
-				
 				#if POST_MC_1_18_2
 				try
 				{
@@ -139,6 +137,8 @@ public final class StepStructureStart
 						//throw new StepStructureStart.StructStartCorruptedException(secondEx);
 					}
 				}
+				
+				structurePlacementLock.unlock();
 				#endif
 			}
 		}
diff --git a/coreSubProjects b/coreSubProjects
index 03f50b168..a5178cece 160000
--- a/coreSubProjects
+++ b/coreSubProjects
@@ -1 +1 @@
-Subproject commit 03f50b168def9f16da5678e62bda3a2a80d437ab
+Subproject commit a5178ceceac5c9ee426558721a6cc023f5e9b604