diff --git a/docs/src/configuration.md b/docs/src/configuration.md
index 36f6fa1..454f7a5 100644
--- a/docs/src/configuration.md
+++ b/docs/src/configuration.md
@@ -134,8 +134,8 @@ autodoc_pydantic_model_show_field_summary = false
 
 ```toml
 [tool.yardang]
-jupyter_execute_notebooks = "off"
-execution_excludepatterns = []
+nb_execution_mode = "off"
+nb_execution_excludepatterns = []
 ```
 
 Notebooks can be included with:
@@ -156,4 +156,15 @@ An example follows:
   :maxdepth: 1
 
   ../notebooks/example
-```
\ No newline at end of file
+```
+
+
+## Mermaid
+
+```mermaid
+graph TD;
+  A-->B;
+  A-->C;
+  B-->D;
+  C-->D;
+```
diff --git a/pyproject.toml b/pyproject.toml
index ed8b255..e24de31 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,6 +34,7 @@ dependencies = [
     "sphinx-autoapi",
     "sphinx-copybutton",
     "sphinx-design",
+    "sphinxcontrib-mermaid",
     "toml",
     "typer",
 ]
@@ -126,12 +127,7 @@ line-length = 150
 combine-as-imports = true
 default-section = "third-party"
 known-first-party = ["yardang"]
-section-order = [
-    "future",
-    "third-party",
-    "first-party",
-    "local-folder",
-]
+section-order = ["future", "standard-library", "third-party", "first-party", "local-folder"]
 
 [tool.ruff.lint.per-file-ignores]
 "__init__.py" = ["F401"]
diff --git a/yardang/build.py b/yardang/build.py
index 1b07bd6..c893797 100644
--- a/yardang/build.py
+++ b/yardang/build.py
@@ -82,16 +82,16 @@ def generate_docs_configuration(
             "autodoc_pydantic_settings_show_json",
             "autodoc_pydantic_model_show_field_summary",
             # myst/myst-nb
-            "jupyter_execute_notebooks",
-            "execution_excludepatterns",
+            "nb_execution_mode",
+            "nb_execution_excludepatterns",
         ):
             default_value = {
                 # autodoc/autodoc-pydantic
                 "autodoc_pydantic_model_member_order": '"bysource"',
                 "autodoc_pydantic_model_show_json": True,
                 # myst/myst-nb
-                "execution_excludepatterns": [],
-                "jupyter_execute_notebooks": "off",
+                "nb_execution_excludepatterns": [],
+                "nb_execution_mode": "off",
             }.get(f, False)
             config_value = get_config(section=f"{f}")
             configuration_args[f] = default_value if config_value is None else config_value
diff --git a/yardang/cli.py b/yardang/cli.py
index 314d262..79b05d6 100644
--- a/yardang/cli.py
+++ b/yardang/cli.py
@@ -1,5 +1,6 @@
-from sys import executable
-from subprocess import Popen, PIPE
+from sys import executable, stderr, stdout
+from subprocess import Popen
+from time import sleep
 from typer import Typer
 
 from .build import generate_docs_configuration
@@ -19,15 +20,12 @@ def build(quiet: bool = False, debug: bool = False):
 
         if debug:
             print(" ".join(build_cmd))
-
-        process = Popen(build_cmd, stdout=PIPE)
+        if quiet:
+            process = Popen(build_cmd)
+        else:
+            process = Popen(build_cmd, stderr=stderr, stdout=stdout)
         while process.poll() is None:
-            text = process.stdout.readline().decode("utf-8")
-            if text and not quiet:
-                print(text)
-        text = process.stdout.readline().decode("utf-8")
-        if text and not quiet:
-            print(text)
+            sleep(0.1)
 
 
 def debug():
diff --git a/yardang/conf.py.j2 b/yardang/conf.py.j2
index a566102..509df4e 100644
--- a/yardang/conf.py.j2
+++ b/yardang/conf.py.j2
@@ -36,6 +36,7 @@ extensions = [
     "sphinx.ext.autodoc",
     "sphinx.ext.autosummary",
     "sphinx.ext.inheritance_diagram",
+    "sphinxcontrib.mermaid",
     "sphinxcontrib.autodoc_pydantic",
 ]
 if use_autoapi in (True, None):
@@ -74,8 +75,9 @@ pygments_style = "sphinx"
 
 # myst / myst-nb
 myst_enable_extensions = ["colon_fence"]
-jupyter_execute_notebooks = "{{jupyter_execute_notebooks}}"
-execution_excludepatterns = {{execution_excludepatterns}}
+myst_fence_as_directive = ["mermaid"]
+nb_execution_mode = "{{nb_execution_mode}}"
+nb_execution_excludepatterns = {{nb_execution_excludepatterns}}
 
 # autosummary
 autosummary_generate = True