diff --git a/nmt_test.go b/nmt_test.go
index 8bdb3d80..f45c8248 100644
--- a/nmt_test.go
+++ b/nmt_test.go
@@ -193,6 +193,13 @@ func TestNamespacedMerkleTree_ProveNamespace_Ranges_And_Verify(t *testing.T) {
 		wantProofEnd   int
 		wantFound      bool
 	}{
+		{
+			"empty tree", 1,
+			generateLeafData(1, 0, 0, []byte("_data")),
+			[]byte{0},
+			0, 0,
+			false,
+		},
 		{
 			"found", 1,
 			generateLeafData(1, 0, 1, []byte("_data")),