1 files changed, 3 insertions, 1 deletions
diff --git a/Swift/Controllers/BlockListController.cpp b/Swift/Controllers/BlockListController.cpp
index e7bc45d..6bdb513 100644
--- a/Swift/Controllers/BlockListController.cpp
+++ b/Swift/Controllers/BlockListController.cpp
@@ -146,9 +146,11 @@ void BlockListController::handleBlockListChanged() {
 
 		foreach (const JID& jid, jidsToBlock) {
+			if (std::find(blockListBeforeEdit.begin(), blockListBeforeEdit.end(), jid) == blockListBeforeEdit.end()) {
 				blockListBeforeEdit.push_back(jid);
 			}
+		}
 
 		foreach (const JID& jid, jidsToUnblock) {
-			blockListBeforeEdit.erase(std::remove(blockListBeforeEdit.begin(), blockListBeforeEdit.end(), jid), blockListBeforeEdit.end());;
+			blockListBeforeEdit.erase(std::remove(blockListBeforeEdit.begin(), blockListBeforeEdit.end(), jid), blockListBeforeEdit.end());
 		}