diff --git a/plugins/citadel-paper/src/main/java/vg/civcraft/mc/citadel/CitadelUtility.java b/plugins/citadel-paper/src/main/java/vg/civcraft/mc/citadel/CitadelUtility.java
index f14c6392b..3a0724ce4 100644
--- a/plugins/citadel-paper/src/main/java/vg/civcraft/mc/citadel/CitadelUtility.java
+++ b/plugins/citadel-paper/src/main/java/vg/civcraft/mc/citadel/CitadelUtility.java
@@ -225,7 +225,7 @@ public class CitadelUtility {
                 if (
                     relativeReinforcement == null
                         || !relativeReinforcement.getType().canBeReinforced(relativeBlock.getType())
-                        || acidMan.isPossibleAcidBlock(relativeBlock)
+                        || (acidMan.isPossibleAcidBlock(relativeBlock) && acidMan.isAcidOnSameGroup(newRein, relativeReinforcement))
                 ) {
                     continue;
                 }