diff --git a/src/main/java/org/qortal/controller/Synchronizer.java b/src/main/java/org/qortal/controller/Synchronizer.java
index d5c7d1db..6a5a5aad 100644
--- a/src/main/java/org/qortal/controller/Synchronizer.java
+++ b/src/main/java/org/qortal/controller/Synchronizer.java
@@ -863,7 +863,7 @@ public class Synchronizer extends Thread {
 		// Make sure we're the only thread modifying the blockchain
 		// If we're already synchronizing with another peer then this will also return fast
 		ReentrantLock blockchainLock = Controller.getInstance().getBlockchainLock();
-		if (!blockchainLock.tryLock(3, TimeUnit.SECONDS))
+		if (!blockchainLock.tryLock(3, TimeUnit.SECONDS)) {
 			// Wasn't peer's fault we couldn't sync
 			LOGGER.info("Synchronizer couldn't acquire blockchain lock");
 			return SynchronizationResult.NO_BLOCKCHAIN_LOCK;