diff --git a/lnwire/channel_announcement_test.go b/lnwire/channel_announcement_test.go
index d52ec51f6..36825b0b6 100644
--- a/lnwire/channel_announcement_test.go
+++ b/lnwire/channel_announcement_test.go
@@ -58,9 +58,7 @@ func TestChannelAnnoucementValidation(t *testing.T) {
 	firstBitcoinPrivKey, firstBitcoinPubKey := getKeys("bitcoin-key-1")
 	secondBitcoinPrivKey, secondBitcoinPubKey := getKeys("bitcoin-key-2")
 
-	var hash []byte
-
-	hash = chainhash.DoubleHashB(firstNodePubKey.SerializeCompressed())
+	hash := chainhash.DoubleHashB(firstNodePubKey.SerializeCompressed())
 	firstBitcoinSig, _ := firstBitcoinPrivKey.Sign(hash)
 
 	hash = chainhash.DoubleHashB(secondNodePubKey.SerializeCompressed())
diff --git a/lnwire/signature.go b/lnwire/signature.go
index 936027a04..45f99631b 100644
--- a/lnwire/signature.go
+++ b/lnwire/signature.go
@@ -65,7 +65,7 @@ func deserializeSigFromWire(e **btcec.Signature, b [64]byte) error {
 
 	// Create a canonical serialized signature. DER format is:
 	// 0x30 <length> 0x02 <length r> r 0x02 <length s> s
-	sigBytes := make([]byte, 6+rLen+sLen, 6+rLen+sLen)
+	sigBytes := make([]byte, 6+rLen+sLen)
 	sigBytes[0] = 0x30            // DER signature magic value
 	sigBytes[1] = 4 + rLen + sLen // Length of rest of signature
 	sigBytes[2] = 0x02            // Big integer magic value
diff --git a/networktest.go b/networktest.go
index c0b35c780..490445302 100644
--- a/networktest.go
+++ b/networktest.go
@@ -462,7 +462,7 @@ func (l *lightningNode) lightningNetworkWatcher() {
 				// If this is a open request, then it can be
 				// dispatched if the number of edges seen for
 				// the channel is at least two.
-				if numEdges, _ := openChans[targetChan]; numEdges >= 2 {
+				if numEdges := openChans[targetChan]; numEdges >= 2 {
 					close(watchRequest.eventChan)
 					continue
 				}