diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6f90b51..f62d15b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: [3.9, "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v2
diff --git a/mktestdocs/__main__.py b/mktestdocs/__main__.py
index 8428954..6989d41 100644
--- a/mktestdocs/__main__.py
+++ b/mktestdocs/__main__.py
@@ -95,14 +95,14 @@ def grab_code_blocks(docstring, lang="python"):
     block = ""
     codeblocks = []
     for idx, line in enumerate(docstring.split("\n")):
-        if line.startswith("```"):
+        if "```" in line:
             if in_block:
                 codeblocks.append(check_codeblock(block, lang=lang))
                 block = ""
             in_block = not in_block
         if in_block:
             block += line + "\n"
-    return [c for c in codeblocks if c != ""]
+    return [textwrap.dedent(c) for c in codeblocks if c != ""]
 
 def format_docstring(docstring):
     """Formats docstring to be able to successfully go through dedent."""
diff --git a/tests/test_actual_docstrings.py b/tests/test_actual_docstrings.py
index cf82bbe..0f2c05c 100644
--- a/tests/test_actual_docstrings.py
+++ b/tests/test_actual_docstrings.py
@@ -16,43 +16,57 @@ def foobar_good(a, b):
     assert 1 + 2 == 3
     ```
     """
-    return a + b
+    pass
 
 
 def foobar_also_good(a, b):
     """
-    Returns a + b.
-
-    Examples:
-
     ```python
     import random
 
     assert random.random() < 10
     ```
     """
-    return a + b
+    pass
 
 
 def foobar_bad(a, b):
     """
-    Returns a + b.
-
-    Examples:
-
     ```python
     assert foobar(1, 2) == 4
     ```
     """
-    return a + b
+    pass
 
 
-@pytest.mark.parametrize("func", [foobar_good, foobar_also_good])
+def admonition_edge_cases():
+    """
+    !!! note
+
+        All cells of a table are initialized with an empty string. Therefore, to delete the content of a cell,
+        you need to assign an empty string, i.e. `''`. For instance, to delete the first row after the header:
+
+        ```python
+        assert 1 + 2 == 3
+        ```"""
+    pass
+
+def adminition_edge_case_bad():
+    """Test that we can handle the edge cases of admonitions."""
+    example = """!!! note
+
+    Another one. 
+    ```python
+    assert 1 + 2 == 4
+    ```"""
+    pass
+
+@pytest.mark.parametrize("func", [foobar_good, foobar_also_good, admonition_edge_cases])
 def test_base_docstrings(func):
     check_docstring(func)
 
 
-@pytest.mark.parametrize("func", [foobar_bad])
+@pytest.mark.parametrize("func", [foobar_bad, adminition_edge_case_bad])
 def test_base_docstrings_bad(func, capsys):
     with pytest.raises(Exception):
         check_docstring(func)