diff --git a/river/compose/test_product.py b/river/compose/test_product.py
index 9f557af6d1..746121b8b5 100644
--- a/river/compose/test_product.py
+++ b/river/compose/test_product.py
@@ -108,12 +108,12 @@ def test_issue_1253():
     >>> _ = model.predict_many(X)
     >>> model.transform_many(X)
        cat_1*feat_2  cat_2*feat_2  cat_1  cat_2
-    0     -1.196841      0.000000      1      0
-    1      1.304619      0.000000      1      0
-    2     -1.294091      0.000000      1      0
-    3      0.287426      0.000000      1      0
-    4     -0.143960      0.000000      1      0
-    5      0.000000      1.042847      0      1
+    0     -1.196841             0      1      0
+    1      1.304619             0      1      0
+    2     -1.294091             0      1      0
+    3      0.287426             0      1      0
+    4     -0.143960             0      1      0
+    5             0      1.042847      0      1
 
     """