diff --git a/branch.go b/branch.go
index a0c1dbd..af21140 100644
--- a/branch.go
+++ b/branch.go
@@ -53,9 +53,7 @@ func (i *BranchIterator) Next() (*Branch, BranchType, error) {
 
 	ecode := C.git_branch_next(&refPtr, &refType, i.ptr)
 
-	if ecode == C.GIT_ITEROVER {
-		return nil, BranchLocal, ErrIterOver
-	} else if ecode < 0 {
+	if ecode < 0 {
 		return nil, BranchLocal, MakeGitError(ecode)
 	}
 
diff --git a/branch_test.go b/branch_test.go
index 2b168f5..44f6338 100644
--- a/branch_test.go
+++ b/branch_test.go
@@ -20,7 +20,7 @@ func TestBranchIterator(t *testing.T) {
 		t.Fatalf("expected BranchLocal, not %v", t)
 	}
 	b, bt, err = i.Next()
-	if err != ErrIterOver {
+	if !IsErrorCode(err, ErrIterOver) {
 		t.Fatal("expected iterover")
 	}
 }