diff --git a/tests/test_exercise.py b/tests/test_exercise.py
index 8e90929..34b3973 100644
--- a/tests/test_exercise.py
+++ b/tests/test_exercise.py
@@ -44,7 +44,6 @@ def test_post_exercise(self):
         new_exercise = {
             "title": "posted exercise",
             "markdown": "",
-            "coding_mode": "bbp",
             "skip_delay": 10,
             "next_exercise_id": None,
         }
@@ -56,7 +55,6 @@ def test_post_exercise(self):
 
         assert result_exercise["title"] == new_exercise["title"]
         assert result_exercise["markdown"] == new_exercise["markdown"]
-        assert result_exercise["coding_mode"] == new_exercise["coding_mode"]
         assert type(result_exercise["id"]) == int
         assert response.status_code == 201
 
diff --git a/tests/util/demo_data.py b/tests/util/demo_data.py
index dcd7623..b57d717 100644
--- a/tests/util/demo_data.py
+++ b/tests/util/demo_data.py
@@ -62,7 +62,6 @@
         "id": 1,
         "title": "Demo Exercise 1",
         "markdown": "",
-        "coding_mode": "bbp",
         "skip_delay": 5,
         "next_exercise_id": 2,
     },
@@ -70,7 +69,6 @@
         "id": 2,
         "title": "Demo exercise 2",
         "markdown": "",
-        "coding_mode": "bbp",
         "skip_delay": 5,
         "next_exercise_id": 3,
     },
@@ -78,7 +76,6 @@
         "id": 3,
         "title": "Demo exercise 3",
         "markdown": "",
-        "coding_mode": "bbp",
         "skip_delay": 5,
         "next_exercise_id": None,
     }