diff --git a/docs/source/build_release_notes.py b/docs/source/build_release_notes.py
index b020dabd9..b4b2c7a66 100644
--- a/docs/source/build_release_notes.py
+++ b/docs/source/build_release_notes.py
@@ -1,4 +1,4 @@
-from m2r import convert
+from m2r2 import convert
 import os
 
 header = """
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 39790ee81..fca8d029e 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -301,7 +301,7 @@
 
 def write_contributing():
     """Convert contributing to rst."""
-    from m2r import convert
+    from m2r2 import convert
     import os
 
     this_dir = os.path.dirname(os.path.realpath(__file__))
diff --git a/pyproject.toml b/pyproject.toml
index 9812b0b4a..75d22a68a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,8 +49,8 @@ sphinx_rtd_theme = { version = "*", optional = true }
 nbsphinx = { version = "*", optional = true }
 recommonmark = { version = "*", optional = true }
 graphviz = { version = "*", optional = true }
-m2r = { version = "*", optional = true }
-mistune = { version = "0.8.4", optional = true }
+m2r2 = { version = "*", optional = true }
+mistune = { version = "3.1.1", optional = true }
 urllib3 = { version = "2.2.2", optional = true }
 lxml_html_clean = { version = "*", optional = true }
 
@@ -61,7 +61,7 @@ docs = [
   "nbsphinx",
   "recommonmark",
   "graphviz",
-  "m2r",
+  "m2r2",
   "mistune",
   "urllib3",
   "lxml_html_clean",