diff --git a/src/components/cases/collections-tab.tsx b/src/components/cases/collections-tab.tsx
index aab341e..3739e47 100644
--- a/src/components/cases/collections-tab.tsx
+++ b/src/components/cases/collections-tab.tsx
@@ -260,6 +260,11 @@ export function CaseCollectionsTab({
           <Button variant="outline" onClick={() => setNewHomeownerOpen(true)}>
             <UserPlus className="h-4 w-4 mr-2" /> New homeowner
           </Button>
+          {collections.length >= 2 && (
+            <Button variant="outline" onClick={() => setMergeOpen(true)}>
+              <GitFork className="h-4 w-4 mr-2 rotate-180" /> Merge
+            </Button>
+          )}
           <Button onClick={() => setAddOpen(true)}>
             <Plus className="h-4 w-4 mr-2" /> Add collection
           </Button>