diff --git a/components/net/sf/briar/transport/IncomingEncryptionLayer.java b/components/net/sf/briar/transport/IncomingEncryptionLayer.java
index 7e0fc8be1..05e15c1dd 100644
--- a/components/net/sf/briar/transport/IncomingEncryptionLayer.java
+++ b/components/net/sf/briar/transport/IncomingEncryptionLayer.java
@@ -120,8 +120,9 @@ class IncomingEncryptionLayer implements FrameReader {
 		if(payloadLength > plaintextLength - HEADER_LENGTH)
 			throw new FormatException();
 		// If there's any padding it must be all zeroes
-		for(int i = HEADER_LENGTH + payloadLength; i < plaintextLength; i++)
+		for(int i = HEADER_LENGTH + payloadLength; i < plaintextLength; i++) {
 			if(frame[i] != 0) throw new FormatException();
+		}
 		frameNumber++;
 		return payloadLength;
 	}
diff --git a/components/net/sf/briar/transport/OutgoingEncryptionLayer.java b/components/net/sf/briar/transport/OutgoingEncryptionLayer.java
index 22bb1bcea..5e8ec05db 100644
--- a/components/net/sf/briar/transport/OutgoingEncryptionLayer.java
+++ b/components/net/sf/briar/transport/OutgoingEncryptionLayer.java
@@ -97,8 +97,9 @@ class OutgoingEncryptionLayer implements FrameWriter {
 			ciphertextLength = frameLength;
 		}
 		// If there's any padding it must all be zeroes
-		for(int i = HEADER_LENGTH + payloadLength; i < plaintextLength; i++)
+		for(int i = HEADER_LENGTH + payloadLength; i < plaintextLength; i++) {
 			frame[i] = 0;
+		}
 		// Encrypt and authenticate the frame
 		FrameEncoder.encodeIv(iv, frameNumber);
 		FrameEncoder.encodeAad(aad, frameNumber, plaintextLength);