diff --git a/common/db_test.go b/common/db_test.go
index 58575d5163..57b3c71a55 100644
--- a/common/db_test.go
+++ b/common/db_test.go
@@ -304,7 +304,7 @@ func TestDBClaims(t *testing.T) {
 		return
 	}
 	if nbreceipts != 2 {
-		t.Error("Mismatched receipts for claim: expected 2 got %d", nbreceipts)
+		t.Errorf("Mismatched receipts for claim: expected 2 got %d", nbreceipts)
 		return
 	}
 	// check job 0 claim 1
@@ -315,7 +315,7 @@ func TestDBClaims(t *testing.T) {
 		return
 	}
 	if nbreceipts != 2 {
-		t.Error("Mismatched receipts for claim: expected 2 got %d", nbreceipts)
+		t.Errorf("Mismatched receipts for claim: expected 2 got %d", nbreceipts)
 		return
 	}
 	// check job 1 claim 0
@@ -326,7 +326,7 @@ func TestDBClaims(t *testing.T) {
 		return
 	}
 	if nbreceipts != 2 {
-		t.Error("Mismatched receipts for claim: expected 2 got %d", nbreceipts)
+		t.Errorf("Mismatched receipts for claim: expected 2 got %d", nbreceipts)
 		return
 	}
 	// Sanity check number of claims
diff --git a/core/livepeernode.go b/core/livepeernode.go
index b457eec8bf..65ede63008 100644
--- a/core/livepeernode.go
+++ b/core/livepeernode.go
@@ -43,7 +43,7 @@ var EthMinedTxTimeout = 60 * time.Second
 var DefaultMasterPlaylistWaitTime = 60 * time.Second
 var DefaultJobLength = int64(5760) //Avg 1 day in 15 sec blocks
 var ConnFileWriteFreq = time.Duration(60) * time.Second
-var LivepeerVersion = "0.2.3-unstable"
+var LivepeerVersion = "0.2.4-unstable"
 var SubscribeRetry = uint64(3)
 
 //NodeID can be converted from libp2p PeerID.
diff --git a/core/livepeernode_test.go b/core/livepeernode_test.go
index 1cfad6ff3f..2fbc1e13ac 100644
--- a/core/livepeernode_test.go
+++ b/core/livepeernode_test.go
@@ -117,7 +117,7 @@ func TestNodeClaimManager(t *testing.T) {
 	n.ClaimManagers[15] = &StubClaimManager{}
 	cm, err := n.GetClaimManager(job)
 	if err != nil || cm == nil {
-		t.Error("Did not retrieve claimmanager ", cm, err)
+		t.Errorf("Did not retrieve claimmanager %v %v", cm, err)
 		return
 	}
 
@@ -126,7 +126,7 @@ func TestNodeClaimManager(t *testing.T) {
 	// test with a nil eth client
 	cm, err = n.GetClaimManager(job)
 	if err != nil || cm != nil {
-		t.Error("Claimmanager unexpected result %v %v", cm, err)
+		t.Errorf("Claimmanager unexpected result %v %v", cm, err)
 		return
 	}